Enhance your bicycle's braking performance with the SM-MA90-F203P/PM Disc Brake Adaptor - the essential upgrade for riders seeking reliable, braking control. Designed for 180mm post mount forks and frames, this durable adaptor allows you to confidently upgrade to a larger 203mm disc rotor, improving stopping power and heat dissipation for demanding riding conditions. Materials & Engineering Constructed from high-strength, corrosion-resistant materials, the SM-MA90-F203P/PM adaptor ensures longevity and consistent performance. Precision-engineered for a secure fit, it meets strict quality standards, guaranteeing a perfect interface between your brake caliper and rotor. Components & Technology This adaptor seamlessly integrates with 's post mount brake calipers, supporting a 180mm post mount setup to accommodate 203mm rotors. It includes all necessary mounting hardware, simplifying installation and ensuring optimal alignment for maximum braking efficiency. Style & Use Case Ideal for cross-country, mountain biking, and trail riding, this adaptor empowers riders to upgrade rotor size for enhanced braking power and heat management during intense rides. Its robust construction and precise engineering make it suitable for both professional racers and serious enthusiasts looking for dependable braking performance in varied terrains. Innovative Features Designed specifically for compatibility flexibility, the SM-MA90-F203P/PM adaptor allows you to customize your bike's braking system without replacing the entire setup. Its lightweight yet durable design ensures minimal impact on bike weight while delivering superior stopping power. Upgrade your bike's braking system today with the SM-MA90-F203P/PM Disc Brake Adaptor - the perfect solution for increasing rotor size from 180mm to 203mm to handle tough terrains and demanding rides with confidence. Optimize your bike's stopping performance, improve heat dissipation, an

B (comprador verificado) –
180 to 203 post Mount Shimano brakes
Although pictures showed 180 adapter, title is correct for 180 to 203 adapter for Shimano brakes
pmich10 (comprador verificado) –
Shimano parts only!
Perfect fit. No substitute!
MontereyKimi (comprador verificado) –
Perfect fit on my Z1 Bomber Fork with 203mm rotors!
Good product, perfect fit. The adapter ships with two screws of different lengths. East to tell where the longer one goes. You are get 4 curved washers. It is important to install the convex side butt to butt. This allows the caliper to adjust while tightening. I attached some photos so you can see what I mean.