SRAM Rival AXS Left Crank Arm Power Meter Spindle Assembly - 170mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 2010 BoXXer-WC (35mm SoloAir) Grip System: Waxable

Grip System: Waxable

Shimano I-SPEC EV to Magura brakes is not supported because of geometric challenges

For most conditions

Tumble dry or iron warm to reactivate water-repellent treatment

Tool-free caliper centering adjustability provides super-precision and pad motion consistency

SRAM Rival AXS Left Crank Arm Power Meter Spindle Assembly - 170mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 2010 BoXXer-WC (35mm SoloAir) Grip System: WaxableSRAM Rival AXS Left Crank Arm and Power Meter Spindle Assembly 170mm 12 13 Speed DUB PM Spindle Carbon E1. The Rival AXS left crank arm features a power meter entirely contained in the DUB spindle unit for effortless integration with any bike. Just install pair and ride. Rival AXS wide aluminum left crank arm with power meter spindle Spindle based power meter unit measures left side power to calculate total watts Long battery life to power a season of