Shimano Ultegra FC-R8100 Crankset - 165mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK CheckoutTitle=SunRingle Duroc 40 29 Wheels Ideal for racing XC and

Ideal for racing XC and Enduro riding on hardpack to semi-loose terrain

100mm x 82mm

Designed engineered and assembled in the USA this light combines functionality and sleek design for optimal performance

CC: hollow Q/R axle

CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Helmet Style Tri/TT Helmet Style Road Maximum Head Circumference 62 Defined Color Gray

Shimano Ultegra FC-R8100 Crankset - 165mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK CheckoutTitle=SunRingle Duroc 40 29 Wheels Ideal for racing XC andAn 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