Shimano Ultegra BR-R8100 Rim Brake Rear Bikesportz Wireless / Wired Di2

Wireless / Wired Di2

Fork Axle to Crown: 395mm

Lower rolling resistance and increased comfort compared to traditional clincher setups

its integrated USB plugs directly into USB ports

Shimano Ultegra BR-R8100 Rim Brake Rear Bikesportz Wireless / Wired Di2Shimano Br R8100 Front Brake Ultegra Features Ultegra components offer an ideal balance of light weight and stiffness, making them perfect for both enthusiast and competitive riders. Dual pivot caliper brake with Super SLR EV design for quick linear response, increased rigidity, and improved braking power. Must be used in conjunction with Super SLR levers for correct leverage ratio. Enhanced brake arch proportions provide a quicker linear response and