Shimano Ultegra FC-R8100 Left Crank Arm - 170mm Black MFPN=CU3VXB44 }SRAM/Truvativ X0 and X9 38T

}SRAM/Truvativ X0 and X9 38T 104mm BCD 10 Speed GXP Chainring with Long Over-shift Pin Use with 24T

Includes silicone band to keep your phone securely in place

Gearing1×13

Expandable main compartment with striking red lining for easy item recognition

Shimano Ultegra FC-R8100 Left Crank Arm - 170mm Black MFPN=CU3VXB44 }SRAM/Truvativ X0 and X9 38TThe 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 170 Spindle Interface Type Hollowtech II Size 170Mm