Box One BMX Disc Brake Adapter (Standard Dropout)

The Box One Disc Brake Adapter is designed to improve braking control on frames where disc brakes were not standard. Compatible with 2 types of dropouts and 3-10mm hubs, the Box Disc Brake Adapter goes over your hub’s axle and mates with the frame’s dropout in the right configurations allowing mounting of a standard post mount disc brake caliper.

Please note this product is NOT universally compatible. We strongly recommend reading the Compatibility and Installation instructions for details before purchasing.

This version is compatible with standard 10mm dropouts without inserts. Please see the compatibility section for more details.

FEATURES

Retrofit Non-Disc Brake Frames for Disc Brakes
Mates with the Frame’s Standard Dropout Allowing Mounting of a Standard Post Mount Disc Brake Caliper
Disc Brakes Allow for Improved Braking over Rim Brakes

Compatibility

Box Three Pro Disc Hub
Box Three Brake Caliper
Box Three 140mm Disc Brake Rotor
ALL Box Brake Levers
Box Linear Brake Cables

Material: 6061-T6 Aluminum
Process: Extruded & CNC Machined
Finish: Anodized w/Laser-Etched Graphics
Size: 10mm

Compatibility:
• Mount: Post Mount Caliper
• Brake Rotor: 140mm
• Hubs: 3-10mm
• Dropout: Standard
Weight: 60g
Rider Weight Limit: 150lbs