Deore BL-MT501 hyraulic disc brake offers reliable power and a rigid brake design for a multitude of riding styles, from XC to trail.Features-Brakes are pre-bled-Lever and caliper packaged separately-The Deore BL-MT501 hydraulic disc brake lever contains a smooth and durable master cylinder design for sleek and stable braking-Lever features Servowave action technology which increases the lever output so that little lever movement is needed to bring the pads into contact with the rotor-I-SPEC II clamp band-2-finger lever size with tooled reach adjustItem Specifications-Brake Lever Use:Left-Brake Lever Actuation:Hydraulic-Adjustable Contact Point:No-Color:Black-Adjustable Reach:Yes-Brake Caliper Type:Post Mount-Rotor Included:No-Hydraulic Hose Length:1000-Hydraulic Fluid Type:Mineral Oil