Wahoo TICKR FIT Heart Rate Monitor Armband C-class While it could certainly function

While it could certainly function on the mastic there

The key difference with Pressfit 30 is how the bearings are fitted into the frame

You won't be able to fit anything else - trust us

Comfortable support

Wahoo TICKR FIT Heart Rate Monitor Armband C-class While it could certainly functionProviding accurate heart rate and calorie burn data in the most comfortable form factor yet, the TICKR FIT comes equipped with Bluetooth and ANT+ technology to seamlessly pair with fitness apps, smartphones, and GPS bike computers & watches. Worn on the forearm, the TICKR FIT comes with an adjustable band that is designed for your most gruelling workouts, featuring water resistant technology and a rechargeable battery that lasts up to 30 hours.