Disc brake caliper Shimano DEORE BR-MT520 4-piston

With a strong, 4-piston design, the SHIMANO MT520 hydraulic disc brake boosts rider confidence and enjoyment. High power brake performance boosts rider confidence and enjoyment Wider contact area of dual diameter opposed-piston design Four Piston Caliper Highly responsive braking power for greater control Rapid initial pad contact and controllable brake power modulation SERVOWAVE Stable braking and greater durability Sleek and durable master cylinder design Heat insulated pad and piston Brake hose (Kit) (NOT INCLUDED): SM-BH90-SS Brake type: Hydraulic disc brake Caliper fixing bolt_Anti loosen method: Snap ring Caliper fixing bolt_Tool size: 5 mm Hose joint Straight Mount type: Post-type ONE WAY BLEEDING: YES Brake pads included: D03S resin Alternative brake pads (NOT INCLUDED): D02S Metal Pad mount: Split pin Piston qty.: 4 Recommended brake lever (NOT INCLUDED): BL-MT501 Recommended disc brake rotor(NOT INCLUDED): SM-RT70 J-Kit spec (for OEM) YES Oil: SHIMANO Mineral DO NOT USE DOT4/DOT5 or sythetic oils! Compatible Brake Rotor Sizes: 140/160/180/203 , may require a support adapter (NOT INCLUDED)