Sram Rival Axs Dub 107 Bcd Crankset Power Meter Black 172.5 mm / 35/48t

Sram: Power every ride. Sram have taken the reliability, elegance and features of Quarq’s legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. FEATURES An elegant integrated design DUB-PWR spindle-based unit measures left side power to calculate total watts Proven Quarq reliability and accuracy Long battery life (400+ hours) to power a season of rides User replaceable lithium AAA battery DUB bottom bracket adds durability and simplicity Waterproof (IPX7 waterproof to 1 meter for 30 mins) Lightweight (less than 40g heavier than standard crankset) Available in 48/35T and 46/33T configurations SPECIFICATIONS Speeds: 12 Crank arm length: 160mm, 165mm, 170mm, 172.5mm, 175mm BB Compatibility: All SRAM Road DUB BBs Chainring Size: 46/33T, 48/35T Bolt Circle Diameter (BCD): 107 BCD Chainline: 45.0mm BB Spindle Interface: DUB Chainring materi