A strong cable disc brake choice matches your frame and fork mounts, rotor size and cable-pull setup, while supplying the parts you actually need. These picks suit riders replacing a complete front-and-rear system as well as cyclists upgrading one caliper. RUJOI leads as a complete mechanical kit with calipers, levers, cables, adapters, mounting bolts and two 160 mm rotors.
Other options trade completeness for specific features: Avid calipers offer adjustable pad setup, while the HB-100 uses cable actuation with a hydraulic caliper. Before choosing, confirm mount spacing, rotor attachment and front-versus-rear rotor compatibility; the listed kits do not all include the same hardware.
This roundup distinguishes full kits from caliper-only products so you can compare parts and fit requirements without assuming they are interchangeable.
RUJOI Bike Disc Brake Kit is the best cable disc brake choice for most riders replacing a complete front-and-rear setup. It includes mechanical calipers with pads, two aluminum levers, two 160 mm stainless steel rotors, mounting bolts, adapters and brake cables. Its listed tool-free inner-pad adjuster adds a practical setup feature.
Check that your frame and fork accept cable-operated calipers and the supplied adapters, and that your hubs use six-bolt 160 mm rotors before buying.
Our Top Picks
Best OverallA complete mechanical front-and-rear kit includes calipers, levers, cables, adapters, mounting bolts and two 160 mm six-bolt rotors.
View on Amazon
Best Full KitIncludes front and rear calipers, two 160 mm rotors, levers, cables, rotor adjuster and 12 rotor screws for a broad replacement package.
View on Amazon
Best Cable ExtrasThe front-and-rear kit includes two 160 mm rotors, brake levers and cables, plus cable end tips, S-hook clips and a rotor adjuster.
View on Amazon- Best Adjustable Caliper Avid BB7 MTB Caliper
- Cable-Hydraulic Option Catazer HB-100 Caliper
Compare Cable Disc Brake Options
| # | Product | Compatible with Vehicle Type | Material Type | Weight | Buy |
|---|---|---|---|---|---|
| 1 | 1. RUJOI Disc Brake KitBest Overall | Road Bike | Aluminum | — | View on Amazon |
| 2 | 2. Farbetter T7 KitBest Full Kit | Bicycle, Motorcycle | — | — | View on Amazon |
| 3 | 3. Farbetter Mechanical KitBest Cable Extras | Bicycle | Aluminum Alloy, Stainless Steel, Rubber | — | View on Amazon |
| 4 | 4. Zmgdrm Cable Brake KitQuiet cable-disc upgrade | — | — | 1 kg | View on Amazon |
| 5 | 5. TOBWOLF MTB Brake KitRotor-included MTB replacement | Mountain Bicycle | — | 0.7 kg | View on Amazon |
| 6 | 6. Avid BB7 MTB CaliperBest Adjustable Caliper | Bicycle | Aluminum | 113 g | View on Amazon |
| 7 | 7. Catazer HB-100 CaliperCable-Hydraulic Option | — | Semi Metallic | — | View on Amazon |
| 8 | 8. Liuceny Zoom Brake KitQuiet resin-pad braking | Bicycle | — | — | View on Amazon |
| 9 | 9. Avid BB5 CaliperSimple-maintenance MTB caliper | Bicycle | Aluminum | 8.64 oz | View on Amazon |
| 10 | 10. Avid BB7 S CaliperFront-or-rear caliper replacement | Bicycle | Aluminum | 8.8 oz | View on Amazon |
Detailed Reviews: Best Cable Disc Brakes

#1 · Best Overall
1. RUJOI Disc Brake Kit
- Compatible with Vehicle Type: Road Bike
- Material Type: Aluminum
Best for: Complete cable-brake conversion kit.
Why it ranks #1: A complete mechanical front-and-rear kit includes calipers, levers, cables, adapters, mounting bolts and two 160 mm six-bolt rotors.
Two calipers, levers, cables, adapters, mounting bolts, and 160 mm stainless-steel rotors make this RUJOI kit a broad front-and-rear package. Its tool-free inner-pad adjustment lets riders make pad-clearance changes without a tool, while the included levers and cables support a cable-operated setup rather than a hydraulic one.
The two aluminum levers and included brake cables pair with the mechanical calipers, giving a cable-brake user the main controls and braking hardware in one kit. Two 160 mm stainless-steel rotors use six-bolt hubs, and the supplied adapters address mounting, but the frame and fork must accept cable-operated disc calipers. The tool-free inner-pad adjuster makes pad adjustments simpler during setup or maintenance. Confirm rotor clearance and adapter compatibility before installation; this is not a hydraulic brake set.
- Includes front and rear mechanical calipers with pads
- Two aluminum brake levers and brake cables included
- Two 160 mm stainless-steel rotors included
- Tool-free inner-pad adjustment
- Requires cable-disc mounts and six-bolt hubs with clearance for 160 mm rotors.
Skip it if you need a caliper-only replacement and already have levers, cables, and rotors; the Avid BB7 MTB caliper is sold without a complete kit.
Choose the RUJOI RD-02B for a cable-disc bike needing levers, cables, calipers, adapters, and 160 mm rotors together. It suits riders who value tool-free pad adjustment, provided their frame, fork, and hubs match the listed requirements.
Full product details
| Brand | RUJOI |
|---|---|
| Compatible with Vehicle Type | Road Bike |
| Included Components | Bike Disc Brake Kit |
| Manufacturer | RUJOI |
| Part Number | RD-02B |
| Manufacturer Warranty Description | 1 YEAR |
| Material | Aluminum |
| Model Number | RD-02B |
Listed on Amazon as: Bike Disc Brake Kit, Front and Rear Calipers, 160 mm Rotors
View on Amazon
#2 · Best Full Kit
2. Farbetter T7 Kit
- Compatible with Vehicle Type: Bicycle, Motorcycle
Best for: Hardware-rich front-and-rear kit.
Why it ranks #2: Includes front and rear calipers, two 160 mm rotors, levers, cables, rotor adjuster and 12 rotor screws for a broad replacement package.
A rotor adjuster, two brake levers, cables, fixing screws, and front and rear calipers make the Farbetter T7B a notably itemized mechanical-brake package. It includes two 160 mm stainless-steel rotors, while its described XTR pads are presented as quiet, heat-resistant, and sensitive in braking.
The listed two 160 mm stainless-steel rotors pair with front and rear calipers, giving buyers the primary braking components for both wheels. Two levers and two brake cables support a cable-operated installation, while the rotor adjuster and 12 rotor screws add setup hardware. The listing describes aluminum-alloy and stainless-steel construction and provides caliper configurations including F-160/R-140 and F-180/R-160. Match the selected configuration and rotor size to the bicycle before installation.
- Includes front and rear mechanical calipers
- Two 160 mm stainless-steel rotors included
- Two levers and two brake cables listed
- Includes rotor adjuster and 12 rotor screws
- Listed caliper configurations include a 140 mm rear option alongside the 160 mm rotors.
Skip it if you want a caliper-only replacement without levers, cables, or rotors; the Avid BB5 is listed as a brake caliper.
The Farbetter T7B suits riders assembling front and rear cable-disc brakes who want rotors, controls, cables, and setup hardware together. Check the selected caliper configuration against the intended rotor size and bicycle mounts before fitting.
Full product details
| Brand | Farbetter |
|---|---|
| Compatible with Vehicle Type | Bicycle, Motorcycle |
| Included Components | 2 x 160mm Rotor, 1 x Front Brake Caliper; 1x Rear Brake Caliper, 1x Rear Brake Cable, 1x Disc Rotor Adjuster, and 12 X Disc Brake Rotor Screws |
| Manufacturer | Farbetter |
| Part Number | FB075/076 |
| Manufacturer Warranty Description | 2 Years Manufacturer |
| Model Number | T7B |
Listed on Amazon as: Complete Bike Front & Rear Disc Brake Kit – Calipers, 2x 160mm Stainless Steel Rotors, Cable, Brake Levers & Fixing Screws (Suit-Black)
View on Amazon
#3 · Best Cable Extras
3. Farbetter Mechanical Kit
- Compatible with Vehicle Type: Bicycle
- Material Type: Aluminum Alloy, Stainless Steel, Rubber
Best for: Cable-routing hardware included.
Why it ranks #3: The front-and-rear kit includes two 160 mm rotors, brake levers and cables, plus cable end tips, S-hook clips and a rotor adjuster.
Cable-end tips and rotating S-hook clips accompany the Farbetter mechanical front-and-rear brake kit, adding cable-management pieces to its calipers, levers, and rotors. The package also includes a rotor adjuster and rotor screws, giving a home installer more of the listed upgrade hardware in one purchase.
Two 160 mm rotors and front and rear calipers form the braking core, while the brake cable kit and levers support a mechanical setup. Four cable-end tips and two rotating S-hook clips provide listed finishing and cable-routing pieces; the rotor adjuster and 12 rotor screws support rotor installation and adjustment. The supplied description lists aluminum alloy, stainless steel, and rubber materials. It also names F-160/R-140 and F-180/R-160 caliper configurations, so match the selected option to the rotor setup.
- Includes front and rear calipers and brake levers
- Two 160 mm rotors included
- Cable-end tips and rotating S-hook clips included
- Rotor adjuster and 12 rotor screws included
- One listed caliper configuration pairs a 140 mm rear option with 160 mm rotors.
Skip it if you only need an individual caliper and do not need the kit’s levers, cables, or rotors; the Avid BB7 MTB is a caliper-only option.
This Farbetter kit fits riders planning a broad mechanical brake upgrade and wanting cable-finishing pieces and rotor hardware included. Before ordering, check whether the selected front and rear caliper configuration matches the rotors and mounts on your bicycle.
Full product details
| Brand | Farbetter |
|---|---|
| Compatible with Vehicle Type | Bicycle |
| Manufacturer | Farbetter |
| Part Number | MDBS-106-Red-107-Black |
| Material | Aluminum Alloy, Stainless Steel, Rubber |
Listed on Amazon as: Farbetter Mechanical Bike Disc Brake Kit, Including Front and Rear Caliper, Brakes Cables, Brake Levers, 160mm Rotor, with Cable End Tips Caps, Rotating S-Hook Clips, Disc Rotor Adjuster
View on AmazonWhy it ranks #4: This mechanical post-mount kit pairs dual-piston calipers with 160 mm rotors and aluminum levers; its listing also specifies semi-metal pads.
Semi-metal brake pads are specified for quiet braking, making this Zmgdrm cable-disc kit a candidate for riders concerned about brake noise. The listing describes a post-mount, cable-actuated caliper and aluminum-alloy levers, and names mountain bikes, scooters, folding bikes, and fat bikes among its intended vehicle types.
The post-mount mechanical calipers use cable actuation, so the kit belongs with a cable-operated brake setup rather than a hydraulic lever system. Aluminum-alloy brake levers are included in the described configuration, while the semi-metal pads are presented as quiet and rotor-friendly. The title identifies dual-piston calipers and 160 mm rotors; however, confirm the exact package contents and mounting requirements for your bicycle before installation. Compatibility is stated for mountain bikes, scooters, folding bikes, and fat bikes, among others.
- Cable-actuated post-mount mechanical calipers
- Semi-metal pads described as quiet
- Aluminum-alloy brake levers
- Compatibility lists mountain, folding, and fat bikes
- The supplied features do not specify the full rotor and hardware contents.
Skip it if you require a fully itemized kit with two rotors, cables, and fixing screws; the Farbetter T7B listing names those parts.
Consider this Zmgdrm kit for a cable-disc rider who values quiet semi-metal pads and aluminum-alloy levers. Its title identifies 160 mm rotors, but check the exact package contents and post-mount compatibility before planning a complete brake replacement.
Full product details
| Brand | Zmgdrm |
|---|---|
| Included Components | 1*Brake set |
| Item Weight | 1 kg |
| Manufacturer | Zmgdrm |
| Part Number | MTB Mechanical Line Pulling Disc Brakes |
| Manufacturer Warranty Description | 1 year warranty |
| Model Number | Bike Disc Brake Kit |
Listed on Amazon as: MTB Cable Disc Brake Kit, Dual Piston Calipers with 160mm Rotors
View on Amazon
#5
5. TOBWOLF MTB Brake Kit
- Compatible with Vehicle Type: Mountain Bicycle
- Weight: 0.7 kg
Best for: Rotor-included MTB replacement.
Why it ranks #5: A pair of aluminum-alloy calipers and two 160 mm six-bolt rotors suit buyers who already have levers and cables; mounting spacing is 74 mm and 51 mm.
Two 160 mm, six-bolt rotors come with front and rear mechanical calipers, giving mountain-bike owners the main braking components together. The kit also supplies fixing and titanium bolts, so the package covers rotor mounting hardware as well as the calipers, while its listed mounting spacings help identify installation requirements.
Each aluminum-alloy caliper has both 74 mm and 51 mm mounting-bolt spacing, which gives the buyer two listed mounting dimensions to compare with the bicycle. The included 160 mm rotors use six-bolt mounts, and their 2 mm thickness is specified, helping with rotor selection and installation checks. At 180 g per caliper and 126 g per rotor, the component weights are also stated. Check the frame and fork mounting system before ordering; the kit is for mountain bicycles.
- Includes front and rear mechanical calipers
- Two 160 mm six-bolt rotors are included
- Calipers list both 74 mm and 51 mm bolt spacing
- Includes fixing bolts and titanium bolts
- Rotor diameter is limited to the included 160 mm size.
Skip it if you need rotors other than the included 160 mm six-bolt pair; the RUJOI RD-02B kit lists 140, 160, and 180 mm rotor options.
A mountain-bike owner replacing front and rear cable-disc components can use this kit when 160 mm six-bolt rotors suit the wheels. Check frame and fork mount type and spacing before installation; the package does not establish compatibility with every bicycle.
Full product details
| Brand | TOBWOLF |
|---|---|
| Compatible with Vehicle Type | Mountain Bicycle |
| Item Weight | 0.7 kg |
| Manufacturer | TOBWOLF |
| Part Number | TOBWOLF |
| Model Number | TOBWOLF |
Listed on Amazon as: TOBWOLF MTB Cable Disc Brake Kit, Front Rear Calipers with 160mm Rotors
View on Amazon
#6 · Best Adjustable Caliper
6. Avid BB7 MTB Caliper
- Compatible with Vehicle Type: Bicycle
- Material Type: Aluminum
- Weight: 113 g
Best for: Adjustable MTB caliper upgrade.
Why it ranks #6: The individual post-mount caliper has 74 mm spacing, adjustable pad retraction and spring tension, and steel-backed sintered pads.
Adjustable pad retraction and spring tension distinguish the Avid BB7 MTB caliper, letting riders personalize setup at the caliper. Its smooth ball-bearing mechanism is specified for reliable operation, while steel-backed sintered pads and compatibility with long cable-pull levers make it a focused replacement for compatible mechanical-brake systems.
The BB7 uses a smooth ball-bearing mechanism and accepts long cable-pull brake levers, connecting its actuation design to consistent operation with the appropriate lever type. Adjustable pad retraction and spring tension offer setup control as pad clearance and lever feel are tuned. Its 74 mm post-mount spacing narrows the installation requirement, and steel-backed sintered pads are included. This is a caliper rather than a complete front-and-rear kit; rotor and bracket availability should be considered separately when planning installation.
- Smooth ball-bearing mechanism
- Adjustable pad retraction and spring tension
- Steel-backed sintered pads included
- Compatible with long cable-pull levers
- Rotor and bracket are sold separately.
Skip it if you need rotors and mounting brackets in the same package; the RUJOI RD-02B lists rotors, adapters, and mounting bolts.
Choose the Avid BB7 MTB when replacing a compatible 74 mm post-mount caliper and valuing adjustable pad setup with long-pull levers. It is not a complete brake kit, so plan separately for the rotor and bracket.
Full product details
| Brand | Avid |
|---|---|
| Color | Gray |
| Compatible with Vehicle Type | Bicycle |
| Included Components | Disc Brake |
| Item Weight | 113 g |
| Manufacturer | SRAM |
| Part Number | Avid-BR2251 |
| Manufacturer Warranty Description | Limited Warranty |
| Material | Aluminum |
| Model Number | 00.5018.097.005 |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: Avid BB7 MTB Cable Disc Brake Graphite, CPS, Rotor/Bracket Sold Separately
View on Amazon
#7 · Cable-Hydraulic Option
7. Catazer HB-100 Caliper
- Material Type: Semi Metallic
Best for: Cable-lever hydraulic feel.
Why it ranks #7: Its cable-pull hydraulic caliper uses a dual-piston structure and fits 160 mm rotors, with listed IS 51 mm and PM 74 mm options.
A dual-piston, cable-actuated hydraulic caliper is the defining feature of the catazer HB-100, combining cable-line control with a hydraulic brake system. The product description links its dual-piston structure to stable, linear stopping and smooth modulation, offering an option for riders who want this actuation style rather than a standard mechanical caliper.
The cable-pull hydraulic design uses a brake line for control, and the supplied description identifies sensitivity as an operating characteristic. Its dual-piston structure is described as supporting stable, linear stopping and smooth modulation, which can help riders control braking input. The caliper is specified for 160 mm rotors and 51 mm IS or 74 mm post-mount spacing. Compatibility is listed for mountain, e-bike, road CX/gravel, folding bikes, and scooters, but select the correct front or rear option for the intended installation.
- Cable-actuated hydraulic brake system
- Dual-piston structure
- Specified for 160 mm rotors
- Lists 51 mm IS and 74 mm post-mount spacing
- The listed rotor compatibility is 160 mm.
Skip it if you need a complete pair of rotors, levers, and cables in one listed package; the RUJOI RD-02B kit specifies those parts.
The HB-100 suits riders replacing a compatible caliper who want cable-line actuation with the listed hydraulic system and modulation. Check whether the chosen front or rear option matches the bike, and confirm its 160 mm rotor and mount requirements.
Full product details
| Brand | catazer |
|---|---|
| Color | 1 Pair Black |
| Manufacturer | catazer |
| Material | Semi Metallic |
Listed on Amazon as: HB-100 Cable Actuated Hydraulic Disc Brake Caliper Front and Rear
View on AmazonWhy it ranks #8: The mechanical kit lists two-way pad movement, resin pads and aluminum-alloy construction, with compatibility described for mountain, road and folding bikes.
Two-way brake-pad movement is the defining feature of this Liuceny mechanical caliper kit, intended to support smooth, consistent braking in wet or steep conditions. Its resin pads are described as quiet and wear-resistant, while the aluminum-alloy construction is specified as resistant to corrosion and rust for bicycle use.
The cable-pull calipers use two-way pad movement, which the supplied description connects to smoother, more consistent braking across wet or steep conditions. Premium resin pads are described as quiet and wear-resistant, making them relevant to riders prioritizing low-noise operation and pad life. Corrosion- and rust-resistant aluminum alloy and a flat braking surface address durability at the caliper. The title lists a 160 mm rotor and bicycle compatibility across mountain, road, and folding bikes; verify the actual package and mounting requirements before installation.
- Cable-pull mechanical calipers
- Two-way brake-pad movement
- Resin pads described as quiet and wear-resistant
- Aluminum alloy described as corrosion- and rust-resistant
- The supplied listing does not detail the full included-component set.
Skip it if you need a fully itemized front-and-rear package with levers and cables; the RUJOI RD-02B listing specifies those components.
This Liuceny set suits bicycle riders seeking cable-operated braking with quiet resin pads, including mountain, road, and folding-bike use stated in the title. Check the listing’s package details and your mounting requirements before relying on it as a complete conversion kit.
Full product details
| Brand | Liuceny |
|---|---|
| Compatible with Vehicle Type | Bicycle |
| Included Components | Front Brake Caliper |
| Manufacturer | Liuceny |
| Part Number | MTB Disc Brake Set |
| Manufacturer Warranty Description | 1 year |
| Model Number | MTB Disc Brake Set |
Listed on Amazon as: Zoom Mechanical Bike Disc Brake Kit,MTB Front & Rear Cable Disc Brake,160mm Rotor,for Mountain Bike Road Bike Folding (Black3)
View on Amazon
#9
9. Avid BB5 Caliper
- Compatible with Vehicle Type: Bicycle
- Material Type: Aluminum
- Weight: 8.64 oz
Best for: Simple-maintenance MTB caliper.
Why it ranks #9: This 74 mm post-mount mechanical caliper has outboard pad adjustment and steel-backed organic pads, but the listing identifies a caliper rather than a full kit.
Outboard pad adjustment gives the Avid BB5 a straightforward maintenance feature, allowing pad adjustment at the caliper. Its monoblock design, steel-backed organic pads, and compatibility with long cable-pull levers make it a specific option for riders replacing a mechanical caliper on a 74 mm post mount.
The BB5’s outboard pad adjustment supports routine pad setup without changing the basic cable-pull arrangement. Its monoblock caliper uses steel-backed organic pads, while long cable-pull lever compatibility specifies the actuation type needed for effective operation. The listed 74 mm post-mount spacing defines a key installation constraint for the frame or fork. As the product is a brake caliper, rather than a listed front-and-rear kit, buyers should account separately for other brake components required by their build.
- Outboard pad adjustment
- Monoblock caliper design
- Steel-backed organic brake pads
- Compatible with long cable-pull levers
- The listing includes a caliper only, not a complete front-and-rear brake kit.
Skip it if you need levers, cables, and two rotors with the calipers; the Farbetter T7B listing includes those parts in a front-and-rear package.
The Avid BB5 suits a rider replacing a single compatible 74 mm post-mount caliper and seeking outboard pad adjustment. Its long-pull lever requirement and caliper-only listing make checking the existing setup and remaining components essential.
Full product details
| Brand | Avid |
|---|---|
| Color | Black |
| Compatible with Vehicle Type | Bicycle |
| Included Components | Brake Caliper |
| Item Weight | 8.64 ounces |
| Manufacturer | Avid |
| Part Number | 00.5018.097.006 |
| Manufacturer Warranty Description | Limited |
| Material | Aluminum |
| Model Number | 00.5018.097.006 |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: AVID BB5 MTB Bremssattel (mechanisch)
View on Amazon
#10
10. Avid BB7 S Caliper
- Compatible with Vehicle Type: Bicycle
- Material Type: Aluminum
- Weight: 8.8 oz
Best for: Front-or-rear caliper replacement.
Why it ranks #10: This front- or rear-use post-mount caliper has 74 mm spacing, but rotors and mounting adapters are sold separately and it excludes a complete kit.
Front-or-rear use gives the Avid BB7 MTB S flexibility as a single caliper replacement, with 74 mm post-mount spacing for installation. Its anodized finish and stainless-steel hardware address component durability, while steel-backed organic pads are included for stopping performance.
The 74 mm post-mount caliper can serve at the front or rear, letting a buyer replace either position with the same listed model. Steel-backed organic pads are included, and the durable anodized finish with stainless-steel hardware supplies the stated materials and finish details. Mounting adapters are sold separately, and no rotor is included, so the installation plan must account for both. The pad-tab shape is incompatible with Centerlock or HSX rotors, an important constraint when matching the caliper to existing equipment.
- Suitable for front or rear use
- 74 mm post-mount spacing
- Steel-backed organic pads included
- Anodized finish and stainless-steel hardware
- Incompatible with Centerlock and HSX rotors.
Skip it if you use Centerlock or HSX rotors; the Avid BB5 listing does not state that pad-tab incompatibility.
The BB7 MTB S fits riders replacing one front or rear caliper on a compatible 74 mm post mount. Check rotor type carefully: its pad-tab design excludes Centerlock and HSX, and adapters and rotors are not included.
Full product details
| Brand | Avid |
|---|---|
| Color | Black |
| Compatible with Vehicle Type | Bicycle |
| Included Components | Disc Brake |
| Item Weight | 8.8 ounces |
| Manufacturer | SRAM |
| Part Number | Avid-BR2250 |
| Manufacturer Warranty Description | Limited Warranty |
| Material | Aluminum |
| Model Number | 00.5018.097.004 |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: Avid BB7 MTB S Bremssattel (mechanisch)
View on AmazonAvoid the wrong mount and rotor combination
A brake kit can be incompatible even when its rotor diameter appears right, so verify the frame and fork mounts, hub rotor interface and front/rear sizing before ordering. TOBWOLF lists both 74 mm and 51 mm caliper mounting spacing and calls out the need to match the bike’s mounting system. RUJOI specifically asks buyers to confirm cable-operated caliper mounts, supplied adapter fit and six-bolt 160 mm rotors at both hubs.
Farbetter’s T7 description lists F-160/R-140, while the same product record also mentions other caliper size combinations; confirm the exact configuration offered rather than treating that listing as a universal fit. A 160 mm rotor alone does not establish mount compatibility or rotor attachment.
If your frame uses a different rotor size, mount standard or hub interface, check whether an appropriate adapter or rotor is available before treating any listed kit as a direct replacement.
Complete kits and replacement calipers solve different problems
A complete kit reduces the number of separate parts to source, while a caliper-only purchase suits a targeted replacement or upgrade. RUJOI supplies calipers, levers, cables, adapters, bolts and rotors; Farbetter’s kits also bundle levers and cables, with the B089TVT48S listing adding small cable-installation accessories. By contrast, the Avid BB7, BB5 and BB7 S listings describe individual calipers, and the BB7 S explicitly excludes rotors and adapters.
They therefore require you to confirm which compatible components you already own. The Catazer HB-100 is another distinct case: it is cable-actuated but uses a hydraulic caliper, so do not assume it is simply a conventional mechanical caliper.
These different product formats change what must be compatible and included at installation. Count existing levers, cables, rotors and mounting hardware before comparing a full kit with a single caliper.
How to Choose Cable Disc Brakes
Kit completeness
Choose a kit based on which parts you need to replace, not just its calipers. RUJOI includes front and rear calipers, pads, two levers, two 160 mm rotors, cables, adapters and mounting bolts. Farbetter T7 lists two calipers, two 160 mm rotors, two levers, cables, a rotor adjuster and 12 rotor screws; the other Farbetter kit adds cable end tips and S-hook clips.
TOBWOLF supplies two calipers and two rotors but does not list levers or cables, while Avid BB7 and BB5 are caliper-only products. A rider doing a full system replacement will favour RUJOI or a Farbetter kit; someone retaining compatible controls and rotors may prefer a standalone caliper.
Mount and rotor fit
Match the caliper mount and rotor specification to your bike before selecting a product. TOBWOLF lists caliper mounting spacings of 74 mm and 51 mm and includes 160 mm six-bolt rotors. RUJOI’s fit notes call for cable-operated mounts, compatible adapters and six-bolt 160 mm rotors.
The Catazer HB-100 is listed for 160 mm rotors with IS 51 mm and PM 74 mm options, while Avid calipers specify 74 mm post-mount spacing. Farbetter T7’s description gives an F-160/R-140 configuration, so verify which version applies.
Riders whose bikes match a bundled 160 mm setup may favour RUJOI; those with another mount or rotor arrangement should confirm adapter and rotor fit first.
Brake actuation and pad adjustment
Check whether you need a conventional mechanical caliper or a cable-actuated hydraulic design, and consider how pads adjust. Most options here are described as mechanical or cable-pull brakes; Catazer’s HB-100 is specifically a cable-pull hydraulic caliper with a dual-piston structure. RUJOI lists a tool-free inner-pad adjuster, and its additional details describe two-direction pad adjustment.
Avid BB7 offers adjustable pad retraction and spring tension, while the BB5 lists outboard pad adjustment. The Liuceny kit describes two-way pad movement.
Riders seeking a standard cable-operated setup should compare the mechanical kits and calipers; someone specifically seeking a cable-controlled hydraulic caliper can consider the HB-100, after verifying lever, cable and mount compatibility.
Which Cable Disc Brakes Should You Choose?
For a full front-and-rear replacement, choose RUJOI Disc Brake Kit: its listing combines calipers, levers, cables, adapters, bolts and two 160 mm rotors. Farbetter T7 Kit is another bundled option, with a rotor adjuster and screws; Farbetter Mechanical Kit adds cable end tips and S-hook clips. If you already have compatible controls and want calipers plus rotors, TOBWOLF MTB Brake Kit supplies that pair of parts.
For an individual caliper with adjustable pad settings, Avid BB7 MTB Caliper lists pad retraction and spring-tension adjustment. Choose Catazer HB-100 Caliper only if you want its cable-actuated hydraulic format and have confirmed fit.
Avid BB5 Caliper and Avid BB7 S Caliper are targeted replacements, not complete systems; check the BB7 S rotor and adapter exclusions.
Frequently Asked Questions
How can I tell whether my frame and fork use post-mount or IS disc-brake mounts?
Look at the brake mounting points on the frame and fork, then compare their shape and bolt orientation with diagrams from the frame or fork manufacturer. Post-mounts have threaded holes for bolts that run parallel to the rotor; IS mounts use two tabs with holes perpendicular to the rotor. Confirm the required adapter before ordering.
How do I determine the correct front and rear rotor sizes for my bike?
Check the frame and fork specifications, current rotor markings, and caliper or adapter requirements for each wheel. Front and rear sizes can differ, so verify both rather than assuming they match. The kits described here include 160 mm rotors; buy one only if that size and its hub attachment fit your bike.
Can I use a cable-actuated hydraulic caliper with my existing brake levers and cables?
Often, but confirm that the caliper is designed for the cable pull your levers provide and that the cable and housing route and anchor correctly. Cable-actuated hydraulic describes how the caliper is operated; it does not guarantee compatibility with every control. Check the caliper maker’s fit guidance and your bike’s mount and rotor requirements.
Should I buy a complete kit or just replacement calipers?
Choose a complete kit when you need the included controls and hardware as well as calipers; check its rotor size, adapters, and mount compatibility first. If your levers and cables are already compatible, a caliper-only option may suit a targeted replacement. Some listings exclude rotors or brackets, so verify exactly what is included.
What should I check before buying a rotor and adapter?
Confirm that the rotor size suits your frame, fork, and caliper setup, and that its attachment matches your hub. Check whether the caliper mount is post-mount or IS and whether the needed adapter is included. For example, the RUJOI kit lists two 160 mm six-bolt rotors; verify that those fit your bike.
Final Words
For a complete front-and-rear replacement, the RUJOI kit is the clearest fit in this roundup, provided your bike accepts its cable calipers, adapters, and two 160 mm six-bolt rotors. Farbetter’s kits offer other bundled configurations. If you already have compatible levers and cables, consider a caliper-focused option, but check included rotors, brackets, and mounting requirements before ordering.



