SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 170mm 12-Speed DUB Spindle Interface BLK D1 ISO Width (mm)-65 Freehub Body SRAM XD-R Hub

Freehub Body SRAM XD-R Hub Model Solix SL Rim Construction Double wall Rim Material Aluminum Wheel-Brake Comp

} Handlebar resistance lever

and for T-Type Transmission 55mm chainline 0mm offset are available

5" Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Tire Type Tubeless Ready Valve Presta Wheel Size 27

100mm - (Includes Upper Tube

SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 170mm 12-Speed DUB Spindle Interface BLK D1 ISO Width (mm)-65 Freehub Body SRAM XD-R HubSRAM Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly 170mm 12 Speed DUB Spindle Interface Black D1. Accurate 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