Powertap G3 Hub

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Pro-level power management taken to a new level: Since the introduction of the world’s first-ever wireless power meter in 2006, PowerTap has been continually striving to improve it. The G3C and G3 hubs raise the bar to another level altogether: lighter, stiffer, ANT+ compatible and better than ever.

PowerTap is the precise instrument that gives you access to real-time performance measurement, accurate to within +/- 1.5%. PowerTap hubs are the perfect tool to improve power and performance to ensure you have your best season ever.

Comes with the free PowerAgent software package, and you’ll have all the tools you need to guarantee you make the most of your data. (You will need a Joule or other ANT+ compatible device to use this hub.)


Hub weighs a mere 325 grams
Wider flanges for a stiffer overall wheel
Smaller overall hub profile
New field-serviceable electronics
ANT+ compatible for use with Joule or your favorite computer
Weight: 325 grams
Axle: 15 mm alloy
ANT+ compatible: yes
Hole Count: 20, 24, 28 and 32
Compatibility: Shimano/SRAM or Campagnolo
Color: black
Field-serviceable electronics: yes
Battery: Coin cell 2032 QTY 1