SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 170mm 12-Speed DUB Spindle Interface BLK D1 Model Name-Super Slim V2 Elbow Pads *Requires a shim to be

*Requires a shim to be used as 8-10sp - Shim not included

7075 aluminum largest cog

With a minimalist tread pattern it offers low rolling resistance on smooth surfaces while providing sufficient grip on gravel and light off-road paths

Up to 20 hours of runtime and up to 200 lumens

4130 chromoly axle pegs with 3 position anti-rotation set screw

SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 170mm 12-Speed DUB Spindle Interface BLK D1 Model Name-Super Slim V2 Elbow Pads *Requires a shim to beAccurate 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