Trampoline Part Store&reg; 13'- 72- V-rings *Ultra* Trampoline Replacement Jump Mat, for Trampolines That Are 13' and Use 5 1/2" Springs Trampoline Part Store Purchase is for a Jumping Mat only Trampoline Part Store Fits only Trampoline Frames that are 13' in diameter and that use 72- 5 1/2 inch springs Trampoline Part Store Mats have 6 rows of stitching and are double stitched with 72-Galvanized steel V-Rings. Permatron Fabric! The SPRINGS are Not Included and sold seperately Trampoline Part Store The Trampoline Frame, Springs, Safety Pad, Safety Net & Enclosure Poles are not Included with purchase.