Stanley Hardware 730620 120lb Garage Door Extension Springs

Stanley Hardware 730620 120 lb Garage Door Extension Spring: Oil-tempered steel safety extension spring is for use on most overhead sectional wood and steel garage doors Includes a safety cable to help prevent personal injury or property damage if extension spring breaks Double-looped spring ends provide added protection Tested for 10,000 open/close cycles to ensure-years of carefree operation Spring loops are color coded in accordance with DASMA specifications Durable black cover finish helps protect spring from corrosion 25" length Carded 120-lb spring rating Garage door opener springs fit doors 8' wide, 7' high with two panels