Shimano Ultegra FC-R8100 Left Crank Arm - 165mm Black MFG Part Number-103-07127 Utilizing the SRAM Full-Mount design

Utilizing the SRAM Full-Mount design the XX DH Transmission Derailleur takes the same robust architecture as their other Transmission derailleurs and delivers an even more robust DH-focused design ready for World Cup start huts or the gnarliest freeride lines

} Lightweight silicone grips conform to your hand for maximum grip and shock absorption to reduce hand fatigue and arm pump

This bottle can fit on any bike - big or small and is paired with a magnetic mounting system

Replaceable steel pins for added grip (extra replacement pins included with each set)

Shimano Ultegra FC-R8100 Left Crank Arm - 165mm Black MFG Part Number-103-07127 Utilizing the SRAM Full-Mount designThe Shimano Ultegra FC R8100 left crank arm features HOLLOWGLIDE structure that cuts weight yet maintains strength for better power transfer and quicker more precise front shifting. Crafted with anodized aluminum for for high strength and light weight Color Black Length 165 Spindle Interface Type Hollowtech II Size 165Mm