SRAM Rival AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 4L these collars feature a strong

these collars feature a strong bolt and barrel nut closure system

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

}Wheels Manufacturing Front Thru Axle - M15 x 1

Weight:  53g | 62g with Keychain

SRAM Rival AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 4L these collars feature a strongSRAM 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