SRAM Rival AXS Power Meter Left Crank Arm and Spindle Upgrade Kit - 172.5mm, 8-Bolt Direct Mount, DUB Spindle Interface, Black, D1 Water Bottle Cages including both 4 & 5

including both 4 & 5 bolt designs (while only utilizing 4 bolts)

SRAM’s proprietary communication protocol

lever arms for cold-setting alignment manipulation

Rings: 36/26

- GreenGuard puncture protection made from 3mm thick rubber

SRAM Rival AXS Power Meter Left Crank Arm and Spindle Upgrade Kit - 172.5mm, 8-Bolt Direct Mount, DUB Spindle Interface, Black, D1 Water Bottle Cages including both 4 & 5Power every ride with the SRAM Rival AXS Power Meter Arm and Spindle Upgrade Kit. This power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. Its invisible technology that adds minimal weight and will help you get to the finish line faster, and can be used to upgrade any eTap AXS bike to power. DUB PWR spindle based unit measures left side power to calculate total watts An elegant