Galfer Racing BICYCLE CALIPER ADAPTER +63mm.

Galfer Racing BICYCLE CALIPER ADAPTER +63mm.

63mm Bicycle Adapter Bracket 29 grams

This adapter will allow you to run a bicycle rotor up to 63mm larger than standard size. This is typically used to run the 223mm Galfer USA oversize brake rotor.

160mm post mount to 223mm rotor upgrade