The Deore XT M8100 hydraulic disc brake is designed to provide high performance braking for a variety of MTB riding styles. Includes the brake lever and disc brake caliper. FEATURES: Brakes are pre-bled BL-M8100 features a stiffer brake lever design that provides added support for aggressive riding Servo Wave Action technology means quicker brake engagement with shorter free stroke The BR-M8120 4-piston caliper is designed for tough enduro trails Includes finned metal pads and hose SPECS: Rotor Included: No Pad Compound: Metallic Hydraulic Hose Length: Front: 1000mm / Rear: 1700mm Adjustable Contact Point: No Hydraulic Fluid Type: Mineral Oil Brake Lever Actuation: Hydraulic Adjustable Reach: Yes Brake Caliper Type: Post Mount