Form and function. The design of the Force crankarm is a wonder of carbon; light and stiff to effortlessly propel you forward. Available in lengths from 160 to 175 mm and in standard and Wide Q-factor so every rider can achieve their proper fit. The 8-bolt interface will fit any SRAM AXS spider or integrated chainring, with or without power. The light, stiff, and durable DUB spindle interface also fits nearly any frame. Features - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings - DUB bottom bracket adds durability and simplicity - Carbon fiber arms with gloss finish