Shimano R203S/P Disc Brake Adaptor for 203mm Rotor, Includes Mounting Hardware Diameter_30.9 but always verify with your

but always verify with your manufacturer

this collection combines durability

Designed with a 55mm chainline using the 3mm offset for DUB Wide MTB cranksets and a 52mm chainline with 0mm offset for SRAM XX1 SL cranks

clean look that reduces snag hazards and complements your bike's sleek profile

Shimano R203S/P Disc Brake Adaptor for 203mm Rotor, Includes Mounting Hardware Diameter_30.9 but always verify with yourEnhance your bike's braking performance with the Shimano R203S P Disc Brake Adaptor the ideal solution for upgrading or customizing your bike's rotor size. Designed with precision engineering and high quality materials, this adaptor allows seamless compatibility between different brake calipers and larger rotors, ensuring reliable stopping power and safety on all rides. Constructed from durable, corrosion resistant materials, the Shimano R203S P