TRP Spyre-SLC Road/CX Disc Brake (No Rotor), Gray - Flat M Gray Disc Brakes

- Convert any Road/Cross cable lever to a powerful mechanical disc brake system \n - Two opposing pistons engage the rotor evenly from both sides \n - Carbon fiber actuation arm and forged aluminum caliper body \n - Kit includes twin piston caliper with barrel adjuster (rotor and adapter sold separately)