The Powermeter Crank for Tough MTB Use!

The ROTOR INpower REX is a reliable power meter for mountain bikers who want to accurately measure their performance – even under extreme conditions. The data acquisition takes place directly in the axle, making it optimally protected against external influences. Perfect for rough trails, drops, and tough climbs!

Thanks to ANT+ transmission, you can easily synchronize your performance data with bike computers and apps. Power is supplied by a standard AA battery, which can be changed without tools.

Highlights:

• Integrated Power Meter: Measurement directly in the crank axle
• ANT+ Data Transmission: Compatible with many bike computers & apps
• Q-Rings: Oval chainring for better pedaling efficiency & knee protection
• Tool-free Battery Change: Standard AA battery (not included)
• Robust & Trail-ready: Made for the toughest MTB use

Technical Details:

• Model: ROTOR INpower REX 1.2
• Area of Use: Mountain bike
• Measurement Location: Crank axle (internal)
• Compatibility: 2x11-speed shifting systems
• Crank Spindle: 30 mm axle
• Crank Arm Length: 175 mm
• Chainrings: 22 / 36 teeth (QX2 Oval)
• Bolt Circle Diameter (BCD): 60 mm
• Data Transmission: ANT+
• Power Supply: 1x AA battery (not included)
• Color: Black

Scope of Delivery:

• ROTOR INpower REX 1.2 Crank Powermeter 175 mm
• 2x Q-Rings Oval Chainrings 36/22 teeth (2x11-speed)
• Note: Workshop packaging (without outer packaging)

Train smarter – with the INpower REX from ROTOR.