Sram: Sleek Force AXS graphics on a carbon fiber arm: these crankarms are winners. Available in lengths from 165 to 177.5 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, and comes in DUB and GXP® spindle interfaces.FEATURES8-bolt interface compatible with power and non-power AXS™ spiders and integrated chainringsAvailable in DUB™ and GXP® spindle optionsCarbon fiber arms with natural carbon finishAvailable in 165, 167.5, 170, 172.5, 175 and 177.5 lengths SPECIFICATIONSSpeeds: n/aBB Compatibility: GXP/PF GXP 68mmChainring Size: No ringsCrank arm length: 165mm, 167.5mm, 170mm, 172.5mm, 175mm, 177.5mmChainline: n/aBB Spindle Interface: 24mmChainring material: No ringsGuard: No GuardBolt Circle Diameter (BCD): Direct Mount (DM)Crank arm material: CarbonColor (Crank arm): Natural carbon