Shimano F203P/S Disc Brake Adaptor for 203mm Rotor 74mm Caliper 51mm Fork ModelNumber=J2921 No more fumbling with your

No more fumbling with your cassette lockring tool with one hand while trying to keep your chain whip in place

ring type single (anti-chain drop) mount Cinch DM 3mm offset teeth 34t oval/round round color black

Black anodized finished with laser etched logo

The upgraded saddle mount system in conjunction with compression straps reduces the pendulum effect associated with large rear payloads providing a comfortable ride for those long miles

Shimano F203P/S Disc Brake Adaptor for 203mm Rotor 74mm Caliper 51mm Fork ModelNumber=J2921 No more fumbling with yourShimano F203P S Disc Brake Adaptor for 203mm Rotor 74mm Caliper 51mm Fork. Shimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork. TECH SPECS Brake Caliper Type Post Mount Weight 21 Mount Rotor Size Front IS 203 Rotor