SRAM Rival Crank Arm Assembly – 172.5mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle Black E1. SRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where its needed

8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings (Chainring and spider sold separately)

DUB bottom bracket adds durability and simplicity (Bottom bracket sold separately)

Aluminum arms optimized for stiffness and light weight

• TECH SPECS

Number of Chainrings No Rings No Spider IncludedDrivetrain Speeds 12Drivetrain Speeds 13Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor BlackCrank Length (mm) 172.5Crank Intended Use RoadBB Included NoPedal Spindle 9/16″Spindle Interface Type SRAM DUBDefined Color Black