Shimano Right Lever Hydraulic IBLM9100R BL-M9100 Only,

Hydraulic disc brake levers from the top-of-the-line "XTR" grade of MTB components. XC racing/marathon model. ■ Quick rebound during action helps maintain the cyclist's concentration. Superior flexibility and a cockpit layout optimized for action. ■Short free stroke enables quick brake engagement. Compared to the previous M9000 model, it boasts 10% higher rigidity even at high temperatures. ■Magnesium master cylinder. Compatible with I-SPEC EV. *Not compatible with other I-SPEC series products. ■Right lever only