22mm / 32mm Bicycle Disc Brake Refit Bracket Holder Special Frame Adapter Modification

Description

The color of this product is black, the inner diameter of the modified ring is about 20mm, about 32mm, and the small, medium and large are available. Useful and practical. A must for cyclists. Mounting bracket can refit normal bicycle to upgrade bike disc brake. It can be converted into ordinary bicycle disc brake brakes