The SRAM Force E1 crank arm combines form and function in a carbon design that is light and stiff for effortless power transfer. Available in lengths from 160 to 175 mm and with a choice between standard or Wide Q-factor, so every rider can find the ideal fit. The 8-bolt interface is compatible with any SRAM AXS spider or integrated chainring, with or without a power meter. The light, stiff, and durable DUB spindle interface fits virtually any frame. 8-bolt mounting compatible with power and non-power AXS spiders and integrated chainrings DUB bottom bracket adds durability and simplicity Carbon crank arms with glossy finish (set of 2) Sram Article number: 737881 EAN code: 710845916328 Supplier number: 00.6118.746.001 Retail packaging: Yes