Shimano Ultegra FC-R8100 Left Crank Arm - 170mm Black

Shimano Ultegra FC-R8100 Left Crank Arm - 170mm Black. The 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