SRAM Rival AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 4L Fits most mountain handlebars and

Fits most mountain handlebars and road handlebars when combined with the storage sleeve

Weight:  53g | 62g with Keychain

water bottle holder

low-profile integrated led tail lights synchronize with your vehicle providing enhanced rear visibility and on-road safety

WTB recommends using tape that is 5mm wider than the inner rim width

SRAM Rival AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 4L Fits most mountain handlebars andSRAM Rival AXS Wide Left Crank Arm and Power Meter Spindle Assembly 172. 5mm 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