Shimano BR-R9110-RS Dura-Ace Rear Seat Stay Mount Brake CaliperThe Shimano BR-R9110-RS Dura-Ace Seat Stay Mount Brake Calipers are T=the best balance between rigidity, weight and stopping power. More predictable, linear braking curve Sleek, aerodynamic design with less gap between pivot arms. Compatible with 28C tire size for comfort and traction over broken roads. This is the Rear Seat Stay Mount version.689228741614
