Sram Red E1 Dub Crank

We're not ones to rest on our laurels. So when we found ways to make our lightest and stiffest crankarms even lighter, we went for it. A new process drops further grams from our hollow carbon arms, and to stay on top of current fit trends we've added our first carbon 160mm crankarm length option.Features:- 29 g lighter than previous generation- 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings- DUB bottom bracket adds durability and simplicitySpecifications:- BB Compatibility: All SRAM Road DUB BBs- Crank arm length: 172.5mm- BB Spindle Interface: DUB- Bolt Circle Diameter (BCD): nDirect Mount (DM)- Crank arm material: Carbon