SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12-Speed DUB Spindle Interface BLK D1 Tool Kits Flat Protection Tread and Sidewall

Flat Protection Tread and Sidewall TPI 60 Color Black/Tan Defined Color Tan ISO Width (mm) 37 ISO Diameter 622 / Road / 29" Tire Intended Use Gravel Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 37 Tire Type Tubeless Ready Clincher Size 700 X 37Mm Tread Pattern Dual DNA SG

The clamp design reduces stress on lightweight rails and won't bottom out and the bolts are oriented to the axis of the rails for greatest contact area with the saddle

Utilizing a simple-yet-effective design that allows for one-handed operation the CP-1

7mm Anti-Puncture Layer for extreme puncture resistance

SRAM Apex AXS Wide Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12-Speed DUB Spindle Interface BLK D1 Tool Kits Flat Protection Tread and SidewallAccurate 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 Proven Quarq reliability and accuracy Long battery life (400+ hours) to power a season of rides Waterproof (IPX7