With an all-new mono-body construction design, high performance braking has reached a new peak. The BR-R9270 caliper drops weight while also providing increased pad clearance, ensuring a quieter ride. Lastly, a new bleeding process makes maintenance easier than ever. FEATURES: One-piece structure maximizes stiffness and reduces weight 10% wider pad clearance decreases the chance of rotor rub Maintenance-friendly bleeding process Compatible with 140 or 160mm rotors. Front caliper comes assembled for 160mm SPECS: Brake Type: Hydraulic Disc Brake Fluid: Mineral Oil Brake Mount: Flat Mount Brake Pads: Organic/Resin Pistons: 2 Weight: 120g (Front), 110g (Rear)