Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 50/34t Hollowtech II Spindle Interface BLK MFPN=ERDM3100SGS 8mm Width 42cm Drop 123mm

8mm Width 42cm Drop 123mm Reach 75mm Material Aluminum Color White

51mm valve stem with removable core

Type BMX Length/Teeth 150mm Spindle Type SQR JIS Color BLK Bolt Pattern 110mm 5-bolt Weight Speed 1 BB Not Included

made from 7x9mm high modulus weaved carbon fiber

Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 50/34t Hollowtech II Spindle Interface BLK MFPN=ERDM3100SGS 8mm Width 42cm Drop 123mmAn 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