SRAM Rival 1x XPLR Wide Crankset - 160mm 12/13-Speed 42t 8-Bolt Direct Mount DUB Spindle BLK E1

Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where it’s needed. And SRAM X-Sync chainrings are unbeatable at keeping your chain where it needs to be.Modern aluminum crankarms and chainring optimizes stiffness to weight ratio with material only where it’s neededX-Sync wide-tooth narrow-tooth aluminum chainring technology provides maximum chain controlWide chainline for compatibility with Full Mount rear derailleursLonger DUB crank spindle accommodates both Road and MTB width frame bottom bracket standards for unmatched cross-compatibility across brandsDUB bottom bracket adds durability and simplicity (Bottom bracket sold separately)150mm Q-factor / 47.5mm chainlineCompatible with 135 142 and Boost rear spacing