Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents
Box One BMX Disc Brake Adapter (Standard Dropout) - boxcomponents

Box One BMX Disc Brake Adapter (Standard Dropout)

$49.99 Sale Save
Size 10mm

Only 0 left in stock

SKUBX-BA1-DAA10-BK

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.

Product Manual

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

    Post Mount Caliper Compatibility
    140mm Brake Rotor Only
    6061-T6 Aluminum
    Standard 10mm Dropout - 60g
    Fits 3 - 10mm hubs (See Compatibility Below)
    150lb Rider Weight Limit