Our 43/30T chainring combo combined with a wide chainline increases tire clearance while providing ideal gearing for venturing off-road. But gravel riders need power measurement too, so weve elegantly integrated Quarq technology into the DUB spindle, stealthily gathering the data you need to progress.

FEATURES
– 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 AAA lithium battery
– DUB bottom bracket adds durability and simplicity
– Waterproof (IPX7 waterproof to 1 meter for 30 minutes)
– Lightweight (less than 40g heavier than standard crankset)
– Wide chainline crankset for bikes with up to 700x45c or 27.5×2.1″ tire widths (43/30T chainrings only)
– Compatible with all SRAM Road Wide DUB BBs except Ai