Shimano Ultegra FC-R8100 Left Crank Arm - 175mm Black MFPN=RHP532N148XD Specialty tuned carbon laminate to

Specialty tuned carbon laminate to absorb noise while maintaining stiffness

8mm welding at head tube Wider rear triangle allows clearance for a 2

Torx: T10 T25 T30

1 Bag Attachment Straps Volume Range 11-15L

Better performance with extreme chain angles on modern 1x drivetrains

Shimano Ultegra FC-R8100 Left Crank Arm - 175mm Black MFPN=RHP532N148XD Specialty tuned carbon laminate toShimano Ultegra FC R8100 Left Crank Arm 175mm 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 TECH SPECS Color Black Length 175 Spindle Interface Type Hollowtech II