Shimano Ultegra FC-R8100 Crankset - 165mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK CheckoutTitle=SunRingle Duroc 40 29 Wheels Diameter 29in Front/Rear or Set

Diameter 29in Front/Rear or Set Rear ID Width (mm) 30 Axle Size Thru 12mm Rim Color Blk Rim Model DT XMC 1200 Hub Model 180 EXP Hub Spacing 148 Hub Color Blk Gears XD Brake Type CL Spoke Type DT Aerolite Spoke Count 28H Wall Dbl Valve Type PV

CC: hollow Q/R axle

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

}SRAM/Truvativ 36T 104mm 10 Speed Chainring to fit Specialized 24-36 Crankset No Retention Pin

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 Diameter 29in Front/Rear or SetAn 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