Rival XPLR E1 Crank Arm Assy Headsets improves drivetrain compatibility

improves drivetrain compatibility

more durable crankset

Other elastomers available

and the bike you have always wanted to build

Rival XPLR E1 Crank Arm Assy Headsets improves drivetrain compatibilityCareful 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 DUB Wide bottom bracket adds durability and simplicity Aluminum arms optimized for stiffness and light weight SRAM Model ID FC RIV ASSY E1 Attributes BCD Direct Mount SRAM 8 Bolt Interface DUB Position Set Primary Color Black