29 grams lighter than previous generation Red E1 cranksets thanks to a new manufacturing process8-bolt interface compatible with power and non-power AXS spiders and integrated chainringsDub bottom bracket for increased durability, compatibility and simplicity160mm crankarm introduced for modern shorter crankarm trends Compatible with all Sram Dub Road bottom brackets165DUBBLKDirect MountUPC/EAN/GTIN: 710845899454