The 10-S Slam Center Strap gives your net the perfect height every time! The 10-S Slam Center Strap Features an internal fastening system that locks in the perfect height and is guaranteed not to slip. The 10-S Slam Strap is the same net strap used at the U.S. Open! With the 10-S Slam Center Strap you will experience no more measuring, no more slipping and no more buckles! This product can be installed in less than 60 seconds and works with all center anchors and on all court surfaces. Try it today!