This SRAM Force Wide carbon crank arm assembly features stunning Force AXS graphics. 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-Bottom bracket, spider, and chainrings not included-8-bolt interface compatible with power and non-power AXS spidersand integrated chainrings-DUB bottom bracket (Sold separately) adds durability and simplicity-Carbon fiber arms with gloss finish are lightweight and incredibly strong-Bottom bracket/Spider/Chainrings not includedItem Specifications-BB Included:No-Chainring BCD:Direct Mount SRAM-Color:Iridescent Gray-Crank Intended Use:Road-Crank Intended Use:Gravel-Crank Length (mm):170-Defined Color:Gray-Drivetrain Speeds:12-Pedal Spindle:9/16"-Rings:Not Included-Spindle Interface Type:SRAM DUB