[High Quality]: The spring loaded starting clamp stringing tool is made of high-quality material, with high strength, lightweight and durable. [4 Spring Design]: Spring Design: The professional starting clamp is designed with 4 spring, more stable and helpful for maintaining tension. [Proper Size]: The starting clamp stringing for badminton racket is with length Length: 14cm/5.51inch, proper size, easy carrying and storage. [Easy Using]: The tennis stringing machine tool is widen design, no damage to strings and protect your hands from hurting while knotting. [Wide Applications]: The starting clamp spring loaded is widely suitable for tennis, badminton and squash rackets, etc. Size:Length: 14cm/5.51inch Color: Red Material: Metal Package Contents: 2 x Threading Clip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.