Top quality tennis swivel clamp, made of steel grippers with non slip coating, cam roller action for fast and easy lock / unlock operation, with 5 teeth of 47 mm width for excellent tension hold without string damage, 11.95 mm pin diameter fit most stringing machines base locks with 12 mm holes, 13.50 cm height, total weight 400 grams including suspension spring. 2024 model, manufactured with CNC machine. Made in Taiwan. 5 years guarantee.
