SET SRAM FORCE E1 DUB 8-BOLT 160 BLACK NO-BB/SPIDER/CHAINRINGS (P)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 8 bolt direcet mount interface will fit any Sram AXS spider or integrated chainring, with or without power DUB bottom bracket adds durability and simplicity Carbon fiber arms with gloss finish