Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK 2x9 speed 6 upper/lower upper stack 5mm

6 upper/lower upper stack 5mm color purple weight 26g

Rotor Mount Center Lock Hub Drilling 28H Primary Color Green Hub Spoke Type J-bend Hub Weight 110g Axle Type 12mm TA Hub Spacing 100mm Position Front

Model 2003-15 32mm Fox Description Seal Kit

Rear Axle Type Standard QR Rear Hub Spacing (mm) 130-135 Cassette Body Type Shimano HG 11/12-Speed Road Material Steel keyword search flash

Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK 2x9 speed 6 upper/lower upper stack 5mmAn integral part of the Shimano Ultegra 12 speed road lineup the FC R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12 speed shifting the Ultegra crank is now offered in a wide variety of lengths bringing performance and improved fit for smaller riders triathletes and riders with specific biomechanic requirements. Optimal balance of stiffness strength weight and rotational