National Hardware 7690 Garage Door Extension Spring with Safety Cable 25Inch 120Pound Capacity Black

Replacement extension spring for residential garage doors. Constructed from heavy-duty carbon steel with a black smooth finish this 25-Inch x 120-Pound spring includes an installed safety cable for added protection. Designed as an authorized replacement for Stanley Hardware stock S730-620 it fits 7-foot high doors up to 120 pounds and has a maximum safe stretched length of 67-Inch. Package includes one spring and safety cable; manufactured in China. Read and follow all instructions before installation.