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
Axle: 15 mm alloy
Hole Count: 20, 24, 28 and 32
Compatibility: Shimano/SRAM or Campagnolo
Color: black
Battery: Coin cell 2032 QTY 1
11 Speed compatible

You will need a Joule or other ANT+ compatible device to use this hub.

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

At PowerTap, they realise data can be the difference between first and second, and 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.