Shimano Disc Brake Adapter for 203 mm Rotors


Shimano Disc Brake Adaptors are the finest disc brake adaptors available for Shimano disc brakes. Utilizing an extremely stiff aluminum construction, you will achieve your proper brake alignment and optimum function. This adaptor is for mounting a standard Post Mount caliper to a Post Mount fork to use a 203mm disc brake rotor. Use only Shimano brake components for the best braking performance.

Please note: this adaptor is designed for the 160mm native post mount standard. Some newer forks are 180mm native and require a different adaptor for mounting. Please check your fork before ordering.


  • Lightweight, Stiff Aluminum Construction
  • For Post Mount forks with 160mm Post Mount to Post-Mount Calipers for use with 203mm Rotor
  • Includes mounting bolts and hardware
Availability: 1 in stock Categories: ,
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