Trampoline Part Store&reg; 12' Ft. & 72-Vrings *Ultra-grade* Replacement Trampoline Jump Mat, Fits All Brands of 12' Round Diameter Trampoline Frames That Use 72- 5 1/2" Springs (Springs Are Not Included) permatron Made in USA or Imported Trampoline Part Store Fits Bounce Pro/ Sports Power 12' with 72- V-rings *Ultra-grade* Replacement Trampoline Jump Mat, Fits All Brands of 12' Round Diameter Trampoline Frames That Use 72- 5 1/2" Springs Trampoline Part Store Fits Bounce Pro/ Sports Power Trampoline Frames that are 12' in diameter and that use 72- 5 1/2 inch springs Trampoline Part Store Permatron Fabric Mats have 6-rows of stitching and are double stitched with 72-Galvanized steel V-Rings. 127" Trampoline Mat for 12' Round Trampoline Frames That Have 72 Rings Using 5.5" Springs Trampoline Part Store The Trampoline Frame, Springs, Safety Pad, Safety Net & Enclosure Poles are not Included with purchase.