Shimano Mount Adapter for Disc Brake Caliper SM-MA90-F180P/PC parts-sealant Strategically placed dual drain holes

Strategically placed dual drain holes allow water to exit the shoe during wet weather rides

and is produced with new manufacturing technology

plus a larger zip compartment with internal pockets designed specifically for your phone and tools

Non-toxic and environmentally conscious formulation

it gives confident control in the wider drops while keeping the shifters at an optimal angle

Shimano Mount Adapter for Disc Brake Caliper SM-MA90-F180P/PC parts-sealant Strategically placed dual drain holesThe Shimano SM MA90 is a lightweight magnesium adapter designed for post mount to post mount interfaces. It offers a high performance, low weight solution for upgrading rotor sizes while maintaining precise caliper alignment. This adapter is required to run a 180mm rotor on 160mm mounts, or a 160mm rotor on 140mm mounts. It features a natural finish and is compatible with both front and rear applications. Quick Facts Feature Specification Material