We wouldn't wear mismatched cycling shoes. We don't even wear non-matching socks. The same goes for our hubs. Our GS Front Hub was created to complement our GS Rear Hub in both style and straight pull spoke functionality. The front hub will help you ride with all the confidence of a pro, while the rear hub helps you train like one. - Available in 20 hole - Weight: 107g - Alloy hub shell Note: The PowerTap GS Front Hub is not a power-measuring device. Measurements - Hub Center to Flange: 37.9mm - Flange Diameter: 30mm - Spoke Hole Diameter: 2.5mm
A great match for your PowerTap rear hub, PowerTap's Front Hub is made of light, reliable cold-forged aluminum and boasts silky-smooth sealed bearings and a durable axle. This hub does not measure power.
The PowerCal is the world’s first-ever power meter calculated from heart rate. At the time of its release, it was an incredible innovation combining two important training metrics: heart rate and power. And after all these years, the PowerCal remains as one of Powertap's most popular products, and for good reason—athletes of all kinds trust it ride after ride. - First-ever power meter calculated from heart rate. - Most affordable way to begin power training. - Bluetooth Smart or ANT+ compatible. - Signal Transmission: Bluetooth Smart (Cycling Power Service, Heart Rate Service, Device Info Service) or ANT+ (2.4 GHz) - Operational Temperature: 0-40C/32-103F - Battery Type: CR2032 - Battery Life: 400 Operational Hours (Bluetooth); 600 Operational Hours (ANT+) - The PowerCal is not a waterproof device and should not be submerged in water - PowerCal BLE is compatible exclusively with the PowerTap mobile application on iPhone 4S or higher. - PowerCal ANT+ is compatible with android and iPhone/iPad devices with use of appropriate ANT+ adapter key - PowerCal ANT+ is not compatible with cervos (little yellow computer) or older grey indoor cycle consoles.
Power Pedal Cleats cleats work with PowerTap P1 Pedals (sold separately)
- Mount kit for Joule 2.0 - Can be configured for mounting on handlebars or stems
CPU mount for use with wireless yellow Cervo PowerTap computers.
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