Garage Door Strut 2-1/4" 22 Ga for 8' wide door. Note: The actual length of the strut is 7' 11 1/4 inches. Struts are secured to steel garage doors with teks (not included). For 16' wide doors we recommend that you purchase two struts and connect them with one of our Strut Junction Kits. More information regarding shipping restrictions is available on our New Day in Shipping blog post. For instructions on installing this product, click on the video below.