SRAM Rival D1 Dub Quarq Road Power Meter w/o BB

Power every ride. SRAM has 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 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 minutes)Lightweight (less than 40g heavier than standard crankset)Available in 48/35t and 46/33t configurationsSpeeds: 12Crank arm length: 160mm, 165mm, 170mm, 172.5mm, 175mmBB compatibility: all SRAM road DUB BBsChainring size: 46/33t, 48/35tBolt circle diameter (BCD): 107 BCDChainline: 45.0mmBB spindle interface: DUBChainring material: aluminumGuard: no guardCrank arm material: aluminumColor (crank arm): blackPower meter type: spindleHub spacing compatibility: standard 142mm