Viiiiva Heart Rate Monitor Monitor:Viiiiva HRM we install the dual-sided power

we install the dual-sided power meter

the PRECISION 3+ PRO Powermeter provides the most detailed insight into your riding

it is built to withstand the elements and your highest-intensity efforts

This combination provides a total understanding of training efficiency

adaptive training plans that sync perfectly with your new PRECISION 3+ data

Viiiiva Heart Rate Monitor Monitor:Viiiiva HRM we install the dual-sided powerTAKE YOUR TRAINING TO HEART The 4iiii Viiiiva is a precision heart rate monitor designed to capture the most accurate picture of your internal physiological effort. Whether youre pushing through a high intensity workout, pacing a marathon, or climbing the virtual mountains of Zwift, the Viiiiva provides the real time data needed to optimize performance, track cardiovascular fitness, and manage recovery with professional grade accuracy. Built for