Gamma Die Cast Aluminum Universal Fixed Clamp | Tennis Express
PRO'S PRO SWIVEL CLAMP BASE & BAR
Practice stringing flying clamps - YouTube
Professional Stringing Machine U-Clamp Tennis Racket Stringer Kit, Long Lasting High Performance - Walmart.com
Composite Tennis Floating Clamp | GAMMA Sports
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.