Prime-Line 25 in. L 70 lb Garage Door Extension Spring PLUNGERS/OPENERS Side 2 Height: 1-inch

Side 2 Height: 1-inch

Specially designed heat-treatment cycle for unriva

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End 3 Diameter: 3-inch

Prime-Line 25 in. L 70 lb Garage Door Extension Spring PLUNGERS/OPENERS Side 2 Height: 1-inchThis extension spring replaces most 7 feet residential garage door springs. It features a 1 8 inch galvanized carbon steel cable that is installed through the spring to prevent injury in case of breakage. This spring is used on a 4 panel garage door. SPECIFICATIONS Heavy duty (10,000 cycles) extension springs have 5 sizes will replace most all spring configuration 1 8 inch galvanized carbon steel aircraft cable Installed through springs to prevent