The Shimano SM-MA-R203P/S Disc Brake Adapter is designed to facilitate the installation of 203mm rotors on frames with International Standard (IS) mounts, paired with Post Mount calipers. Built for precision and reliability, this adapter is a must-have for riders seeking enhanced braking performance.
Seamless Adaptation for 203mm Rotors: This adapter allows for a secure and straightforward setup of 203mm rotors, providing increased stopping power and braking efficiency. It’s ideal for riders tackling steep descents or demanding trails where maximum control is essential.
Compatible with IS Mount Frames and Post Mount Calipers: The SM-MA-R203P/S is engineered to bridge the gap between IS-mounted frames (51mm) and Post Mount calipers (74mm). Its precision design ensures proper alignment for consistent and smooth braking performance.
Durable and Lightweight Construction: Constructed from high-quality materials, the adapter is both durable and lightweight. It withstands the rigors of aggressive braking while adding minimal weight to your bike.
Improved Braking Performance: By enabling the use of 203mm rotors, the adapter significantly enhances braking torque, offering quicker stops and greater modulation. This upgrade ensures improved safety and confidence on technical or high-speed rides.
The SM-MA-R203P/S adapter is designed for simple installation, making it accessible to both professional mechanics and DIY enthusiasts.