Pro's Pro Drop Weight Tensioning Mechanism Spring

Pro's Pro Spring suitable for any Pro's Pro drop-weight tensioning mechanism stringing machine (Challenger, Warrior or Pioneer), as well as virtually any other branded drop-weight stringing machine.

Diameter: 4.3cm
Thickness: 8-9mm 

To fit, you must wrap the spring, coil by coil, around the drum which will extend the spring diameter by 10-15%.

Stringing Class:

Tension Mechanism