8.5" Trampoline Springs heavy-duty galvanized-Set of 15 (spring size measures from hook to hook) Reviewhttp://tinyurl.com/nsf2owa 8.5" Trampoline Springs heavy-duty galvanized-Set of 15 (spring size measures from hook to hook) Heavy Duty Galvanized SpringsSpring is designed to give it that great bounce!Cold weather crack-resistantUse a T-Hook for best performance to install springs
