Shimano XT BL-M8100 Replacement Left Hydraulic Brake Lever without Caliper Black. Deore XT BL-M8100 Hydraulic Brake Lever 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 Toolless Reach Adjust and Free Stroke technology allow lever to be adjusted to fit any hand or riding preference I-SPEC EV creates a clean and action-optimized cockpit that provides greater focus and flexibility for a wider range of riders Disc brake caliper sold separately Details Brake Lever Use Left Brake Lever Actuation Hydraulic Color Black Cable Head Type Hydro