Sram POWER METER RIVAL AXS D1 DUB 43 x 30 175mm Power every ride. We've taken the reliability, elegance and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. An elegant integrated designDUB-PWR spindle-based unit measures left side power to calculate total wattsProven Quarq reliability and accuracyLong battery life (4+ hours) to power a season of ridesUser replaceable lithium AAA batteryDUB bottom bracket adds durability and simplicityWaterproof (IPX7 waterproof to 1 meter for 3 mins)Lightweight (less than 4g heavier than standard crankset) BOTTOM BRACKET NOT INCLUDED Note WIDE fitting
