Amazon.com : RLQ Stringing Tool, 5 Tooth Stringing Clamp with 360° Base,Suitable for Badminton Tennis(Without Base) : Sports & Outdoors
Pro Stringer Starting Clamp – Pro Stringer – Portable Tennis Stringing Machine
A key tool for every stringer. The Pro's Pro Starter Clamp is made of heavy duty steel and uses 3 springs to help better maintain tension. Rubberized handles provide grip and comfort.