Prime-Line GD 12194 140 lb., Red Tip, Sectional Garage Door Extension Spring This extension spring has double loop ends for extra durability. It will replace most all spring configurations on residential doors that are no higher than 7 ft. It includes a 1/8 in. galvanized carbon steel aircraft cable that is installed through the Features Found on a variety of 2 panel 4 section garage door Rated for 10,000 cycles Includes safety cable Red color tip 2 springs will lift a door weighing 140 lbs. maximum 25 in. length USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.