SRAM Rival 1x XPLR Wide Crank Arm Assembly - 175mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Weight-50g DUB technology features a better-engineered

DUB technology features a better-engineered bottom bracket and a new spindle design which together allows for a more uniform approach to bottom bracket fitment better sealing against contamination and forward and backward compatibility

It flexes smoothly and provides a more natural walking feeling on and off the binding

Internal taper increases strength and durability without adding weight

} Affordable option to cover tires from 37mm to 62mm wide

SRAM Rival 1x XPLR Wide Crank Arm Assembly - 175mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Weight-50g DUB technology features a better-engineeredSRAM Rival 1x XPLR Wide Crank Arm Assembly 175mm 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 needed8 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