SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 165mm 12-Speed DUB Spindle Interface BLK D1 Grip N Seal QR Seatpost Clamp ND - Nylon Defense is

ND - Nylon Defense is a lightweight high-density nylon breaker beneath the tread surface

Improved ergonomics make the 2-finger Carbotecture lever blade comfortable to use

RangeRange 18T x 3/32` GearsGears CogsCogs ColorColor WeightWeight

Tucked-in profile houses replaceable skid plates that enhances dependability in high-pressure racing environments

Hex bolt locking clamp system

SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 165mm 12-Speed DUB Spindle Interface BLK D1 Grip N Seal QR Seatpost Clamp ND - Nylon Defense isAccurate reliable power measurement is practically a requirement these days and the Apex AXS crankarm power meter upgrade is the easiest way to get precise power numbers. With the tech hidden inside the DUB spindle it fits almost any bike while remaining stealthy. 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 Waterproof (IPX7