SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 BR-R9170 on longer ascents

on longer ascents

between SRAM and Shimano cassettes are much different so optimal shifting cannot be achieved unless the design is optimized for each separately

you may experience chaindrops and/or chainsuck

Stiff 4-piston caliper with best heat management and easier bolt access

classic boot for training and racing featuring a new Integrated Power Chassis

SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 BR-R9170 on longer ascentsSRAM Rival 1x XPLR Wide Crank Arm Assembly 170mm 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