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making it even smoother and harder
100% 3K Carbon
3 x 3mm spacers
Proven at the World Cup
non-slip surface even when the pace gets frantic
ViiiiVA Chest Strap Heart Rate Monitor - V200 Chains making it even smoother andThe 4iiii Viiiiva is a precision instrument designed to capture the most accurate picture of your internal physiological effort. Whether youre completing an intense workout, running 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 level accuracy. Built for athletes of all levels, the Viiiiva is designed for
