(P728) 28 in. Plug-End Extension Springs (0.177 in. No. 7 Wire) | Fix and Replace Garage Door Plug End Extension Springs Hardware Repair | Carbon Steel (1 Pair)

P728 28 in. Plug-End Extension Spring is a spring replacement for 1-piece / tilt-up / canopy-style garage doors. Two P728 springs - one on each side of the door - can handle a 90 lbs. to 150 lbs. door, with an initial tension of 110 lbs. to 120 lbs. Four P728 springs - two on each of the door - can handle a 150 lbs. - 300 lbs. door. Either 4 c-hook's or 4 w-hook's (sold separately) are required to connect the springs to the jamb hardware.2 x P728 springs support 90 lbs. to 150 lbs. garage doors4 x P728 springs support 150 lbs. to 300 lbs. garage doorsLength over coils: 28 in.Outside diameter: 1-5/16 in.Wire gauge: (0.177) no. 7Initial tension: 110 lbs. - 120 lbs.Maximum allowable stretch: 18.5 in.

• SPRINGS FOR YOUR ONE-PIECE GARAGE DOOR OR TOY HAULER - P728 springs handle a 90-150lb. door with 2 springs or a 150-300lb. door with 4 springs
• SIMPLE INSTALLATION - install new or replace old, rusty springs quickly and by yourself
• SAFETY CONTAINMENT ROD - if and when spring breaks, the coils will remain wrapped around middle rod for protection
• CORROSION-RESISTANT - powder coated steel coils to help slow rusting process over spring life
• 1-YEAR WARRANTY - springs are warranted for 1 year from the purchase date