Shimano R203S/P Disc Brake Adaptor for 203mm Rotor 51mm Caliper 74mm Frame

The Shimano R203S/P Disc Brake Adaptor is engineered to perfectly fit a 203mm rotor with a 51mm caliper and 74mm frame spacing. This adaptor enables you to upgrade or customize your bike by allowing the use of larger rotors on frames or forks originally designed for smaller sizes, enhancing your braking performance and control. Made with Shimano's precision standards, it ensures a secure fit and reliable braking power for a smoother, safer ride.