The improved legendary HS33 rim brake features a redesigned master cylinder and 2 finger lever blade Full hydraulic rim brake system: closed design (no reservoir) Mounts to cantilever/linear brake post studs (fork and/or frame) Streamlined alloy brake lever assembly with integrated Turbo Pad Wear Adjuster (TPA) and integrated reach adjust All hose fittings perfectly hidden with new designed caps Compatible with all trigger and twist grip shifters Full hydraulic Magura mineral oil system with a 5year leakproof warranty Includes: flip/flop front or rear lever, 1350mm prebled (cut-to-fit) tubing, stud-mounted slave cylinders with mounting hardware, MC/lever, and manual (brake boosters included)