The SpeedBox® is a system that adds resistance while swimming while swimming away from the SpeedBox®, and adding assistance and speeding up the swim on the way to the SpeedBox®. Add more or less resistance and assistance by adding additional power springs. Created with a unique pulley system the SpeedBox® provides constant, smooth and even tension for your swimmer. Designed to be portable the system collapses to just 24”x20”x8” for ease of transport.
Regulärer Preis: 599,95 €
Sonderpreis: 229,95 €