E900 HARDWARE SL728C 28-Inch Lock-End Garage Door Spring (.177 #7 Wire)

The E900 HARDWARE SL728C 28 Inch Safety Lock End Garage Door Spring is used as a spring replacement for heavier 2 car 16 ft. one piece garage doors. This one piece garage door spring is for a 16 ft. wood door or a larger Aluminum one piece garage door.Technical Details (SL728C 28 Inch Safety Lock End Garage Door Spring) Replacement spring for garage doors using the 900 Series hardware kit Safety containment to prevent it from coming loose Handles 90 - 150 lb. on single doors and 150 - 300 lb. on double doors Minimum 1 in. low headroom required Length over coils = 28 in. Outside diameter = 1-5/16 in. Wire diameter gauge = (0.177", #7) Initial tension = 110-120 lbs. Maximum allowable stretch = 18.5 in. One Year Manufacturer WarrantyE900 HARDWARE warrants products against defects or failures for one year from the purchase date. Should you incur a defect or failure during this period, E900 HARDWARE will replace your product at no additional charge.Need Application Help?We know that you want to be sure that you are replacing the correct garage door hardware! If you have any questions about this product's compatibility for your specific application, please reach out and ask our experts!PLEASE INSTALL ALL HARDWARE AS DIRECTED. Safety containment to prevent it from coming loose|Handles 90 - 150 lb. on single doors and 150 - 300 lb. on double doors|Minimum 1 in. low headroom required