msv mini sttThe MSV Mini STT Electronic Tension Measuring Device is an easy to use and handy little machine that measures the pressure on the strings. The MSV Mini STT helps you decide when to put on a new string and is a must for all professional stringers and ambitious tennis players. How to: Measure the pressure on your newly strung rack. The MSV MINI STT then stores the value. After e. g. 10 hours of play, measure again for the current value. Compare this

By using marking lines

With TopspinPro

focused and fast

Pack gear like clothes and balls in the main compartment and store smaller

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super absorbent grip

#1 tension maintenance

It's also the go-to bag for pro players on the pro tour

you simply place your balls in the BOUNCE TUBE

SPIN IS IN - Experience the Wilson Shift 99 Pro v1

The round shape of MSV SWIFT makes it a good choice for hybrid stringing

players can learn how to position themselves and move on the court in a real match