The CRS C4 is a 4 piston hydraulic disc brake which provides the rider with a competition level brake set, featuring full adjustment and modulation. Each caliper has 4 x 16mm stainless steel self-adjusting pistons with machined piston heads for reduced friction operation. Heat dissipation features designed into the single piece CNC caliper, keep braking performance consistent and in-turn help to reduce pad wear. Lightweight 2 finger brake levers with ergonomic vented lever blades, offer controlled, sensitive braking by using an ‘on the fly’ lever reach adjustment screw. The C4 is supplied with aerospace grade aluminium floating rotors with stainless steel braking bands, hoses and mineral oil. Features 4 Pistons: 4 x 16mm self adjusting pistons. Disc pad cooling fins. 2 Finger lever: 'on the fly' reach adjustment. 2-finger vented ergonomic lever. Floating rotor: high quality floating rotor. CNC'd aerospace grade aluminium. Specification 4 Piston hydraulic brake system . Suitable for MTB, downhill and e-bikes. Rigid single piece CNC’d calliper. Disc pad cooling fins. High quality anodised finish. 4 x 16mm Self adjusting pistons. 2 Finger ergonomic lever . ‘On the fly’ lever reach adjustment. Mineral oil fluid to protect the environment. Floating stainless steel rotors. Disc pad type - VRX801. Includes Front Flat Mount Brake. Rear Flat Mount Brake. Choice of rotor sizes.