Shimano XTR BL-M9100/BR-M9100 Rear Hydraulic 2 Piston Disc Brake and Lever

Shimano's XTR XC hydraulic disc brake system increases brake rigidity for greater bike control, and optimizes braking performance for different riding styles.

• 2-piston XC brake system offers high performance brake control with reduced input force at the finger tips
• 1-piece Aluminum caliper
• Lever provides greater flexibility and an action-optimized cockpit layout
• Magnesium master cylinder
• Lever can be adjusted to suit any hand or riding style with tooled reach adjust
• Not compatible with finned brake pads
• Brakes are pre-bled