Best Electric Bike Brake Adapters in 2026

CNC machined anodized alloy adaptor, use for install 200mm 203mm rotor caliper on 180mm PM post, also for install 180mm rotor caliper on 160mm PM post, compatible 74mm fork/frame post mount, compatible with Shimano, Sram, Avid and other caliper.

Package include: 1x post mount adapter, 2x mount bolts with spacers whashers.

Fit for 160mm front and rear disc brakes, one for each.

High quality aftermarket ultra light weight construction CNC machined alloy disc brakes adapters with low profile design for use with hydraulic or mechanical brakes

International standard is and post mount pm fitting with bolts

The disc brake mount is used on the B-pillar front fork collocation with a 203mm disc rotor. The disc brake mount is used on the rear fork of the B-pillar frame collocation with 180mm discs rotor.

Made of super strength and light alloy.

For IS front & rear wheel. Bolts and washers are included.

【Compatible】Brake adapter is compatible for Front IS/POST 180mm 203mm, Front POST/POST 180mm 203mm, Rear IS/POST 180mm 203mm, Rear POST/POST 180 203mm

【CNC Machined】Aluminum alloy rotor adapter adopts CNC machining technology, which is sturdy and durable and has a long service life.

【Universal Installation】Fits all brands such as shimano, tektro, hope, magura, promax, hayes, formula, quad, etc.

Material:metal Color:black Interior Diameter(Optional): 20mm/0.79", 31.8mmm/1.25" (Approx.)

Refitting bracket can refit normal bicycle to update into disc brake bicycle

It is adjustable,and the bracket can be adapted from normal bicycle application into disc brake bicycle.

SIZE: Package of 2, 20mm and 31.8mm Disc Brake Bracket

MATERIAL: Made of premium metal material, durable, sturdy and safe

FEATURE: Easy to install and disassemble, convenient for carrying and using

PREMIUM QUALITY:Bicycle Disc Brake is made of high quality metal materials, the brake bracket is durable for long service life.

EASY TO USE:Simple structure, Bicycle Disc Brake is easy to install and convenient to use.

GOOD PERFORMANCE:Refitting bracket can refit normal bicycle to updated into disc brake bicycle, Bicycle Disc Brake offers you new riding experience.

Aluminum Alloy Material : The bicycle disc brake conversion seat is made of aluminum alloy, sturdy and practical.

Aluminum Alloy Material : The bicycle disc brake conversion seat is made of aluminum alloy, sturdy and practical.

Practical to Use : Bicycle Disc Brake Adapter Converter is easy to use and practical, can be converted into a regular bicycle disc brake bicycle.

The disc brake mount is used on the A-pillar front fork or rear fork collocation with a 203mm disc rotor.

Made of super strength and light aluminium alloy.

For Post Mount front & rear wheel. Bolts and washers are included.

【Durable Material】: Made of lightweight anodized aluminum alloy and steel, which is high strength, solid and durable.

【Use for】: The disc brake adapter can upgrade the V brake to a disc brake, which is a perfect modification accessory. Professional and practical design.

【Non-universal products】: Please carefully confirm whether it is suitable for your bicycle before purchasing. Please confirm the position of the rear dropout on your frame. If the size of the triangle area is similar to the picture, it can be installed. If the difference is large, please do not buy it, otherwise it will not be installed.

Quality Material: Tobefore bike brake kits are made of high quality stainless steel for maximum durability, safe, durable for long time use.

Easy to Install: Tobefore bike disc brake adapter is very easy to install and disassemble, without worrying about your hands-on ability is not enough. The modified bracket can convert ordinary bicycles into disc brake bicycles.

Appropriate Size: Distance between two holes: 51MM / 2.01inch. Bicycle disc brake bracket can refit normal bicycle to update into disc brake bicycle.

✅Disc Brake Conversion Kit:The Kit refit normal or old bike to updated into disc brake bicycle model, The new kits will offers you more powerful stopping power and new riding experience.

✅The Preminum Braket Holder : There are two size option 22 or 28mm for dirrerent frame :Made of quality aluminium alloy, high strength, durable.Easy to install and convient.Caution: Only fit I.S Mount Brake Caliper

✅ Freewheel Hubs Disk Adapter: Made by High quality Alumminum Alloy material,It's easy to connect your hub to the Disc brake rotor

Package includes: 1 x Bicycle Disc Brake Adapter + 2 x bolt + 2 x washers.

Material: made of super-strength and light alloy + steel screws with gaskets.

Compatibility: front 180 mm, rear 160 mm, low profile design: low profile design for hydraulic or mechanical brakes.

Mountain Bike Disc Brake Adapter Type A-F160/R140 B-pillar.

Product material: aluminum alloy + steel screw.

Product size: 8.8x1.3x1cm. Weight: about 25g/set.

A must-have item for cyclists, easy to use and practical, it can turn ordinary bicycles into disc brake bicycles.

Professional and practical design, beautiful appearance, easy to carry and use.

Installation and disassembly are very convenient, do not worry about not having enough hands-on ability.

Preminum Material: Bicycle brake fixed seat adapter is made of finest quality aluminum alloy material, and with exquisite workmanship, which is strong and sturdy, which undoubtedly extends its service life.

Wide Applicaption: Bicycle disc brake conversion seat has wide range of use, when there is no disc brake seat on the bike frame, disc brake can be installed after installing this product.

Reasonable Design: The modified bracket can be converted into ordinary bicycles and disc brake bicycles, and upgraded to tripod disc brake bicycles, which is undoubtedly rider's necessities, easy to use and practical. And it can meet the riders needs.