SRAM Force AXS Crank Arm Assembly - 175mm, 8-Bolt Direct Mount, DUB Spindle Interface, Gloss Carbon, D1The SRAM Force AXS Crank Arm Assembly features carbon crank arms that are ready to pair with any SRAM AXS spider or integrated chainring, with or without power. 8 bolt interface is compatible with power and non power AXS spiders and integrated chainrings Not compatible with SRAM's 3 bolt direct mount interface Carbon fiber arms with natural carbon finish Spider and chainrings sold separately Product Specifics Defined Color: Carbon Spindle Interface