SRAM RED Crank Arm Assembly – 167.5mm 12-Speed 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1

When SRAM found ways to make their lightest and stiffest crank even lighter they went for it. A new optimized layup drops 29g from the hollow carbon arms. Plus they're offering more crankarm lengths than ever before to ensure this crank works for you.Carbo