SRAM

AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 12-Speed DUB 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 bottom bracket (Sold separately) adds durability and simplicity
• DUB-PWR spindle-based unit measures left side power to calculate total watts
• Long battery life (400 hours) to power a season of rides
• Proven Quarq reliability and accuracy
• Right crank arm, bottom bracket, spider, and chainrings NOT included
• Waterproof (IPX7 waterproof to 1 meter for 30 minutes)