Ask a Question

If you have a question about this product, want to know more information or just have a general question please fill out the form below and let us know what you are looking at, and what you would like to know. Alternatively you can call us on 01942 826598 if it is urgent.


Box One BMX Disc Brake Adaptor - Sliding Dropout

Brand: Box


Call us on 01942 826 598 for availability or an alternative!

Ask a Question

Brand: Box

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 Box Compatibility and Installation instructions for details before purchasing.

This version is compatible with specific sliding plate dropouts with inserts. Please see the compatibility section for more details.

Material: 6061-T6 Aluminum
Process: Extruded & CNC Machined
Finish: Anodized w/Laser-Etched Graphics
Size: 10mm
• Mount: Post Mount Caliper
• Brake Rotor: 140mm
• Hubs: 3-10mm
• Dropout: Sliding
Weight: 65g
Rider Weight Limit: 150lbs