Summit 14' Rectangle Trampoline with Safety Enclosure T-bracket frame construction adds stability and eliminates structural twisting Patented No-Gap enclosure system interlocks net and jump mat at each spring, eliminating dangerous gaps (Patent #RE45,182) 80 7" springs and 4 thick 5.5" springs made of rust resistant galvanized steel for a superior bounce Springs located on the outside of the enclosure net and covered with thick vinyl coated spring pad