Power every ride with the SRAM Rival AXS Power Meter Crankset. We've 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.An elegant integrated designDUB-PWR spindle-based unit measures left side power to calculate total wattsProven Quarq reliability and accuracyLong battery life (400+ hours) to power a season of ridesUser replaceable lithium AAA batteryDUB bottom bracket adds durability and simplicityWaterproof (IPX7 waterproof to 1 meter for 30 mins)Lightweight (less than 40g heavier than standard crankset)Available in 48/35T and 46/33T configurations45.0mm chainlineCompatible with standard 142mm hub spacing