Sram`s most advanced gravel crankset to date with optimized strength to weight ratio through precise engineeringLonger DUB crank spindle accommodates both Road and MTB width frame bottom bracket standards for unmatched cross-compatibility across brandsSram X-Sync wide-tooth, narrow-tooth chainring technology provides maximum chain controlWide chainline for compatibility with Full Mount rear derailleursDUB bottom bracket adds durability and simplicity172.5x40DUBBLKDirect Mount12/13spUPC/EAN/GTIN: 710845916045