Commercial Spring Hinges 4 1/2" Square - 2 Pack

These High Quality Self Closing Spring Hinges are built to last. Spring Hinges are also known as spring loaded hinges or door closing hinges.  Most states now require by law that you have spring hinges installed from your garage to your house in order to keep the door closed. Product Specifications: Adjustable Tension For Residential Use Size: 4.5"x 4.5" Wood Screw: #12 x 1-1/4" Machine Screw: #12 x 1/2" Thickness: 0.134 Material: Steel For Door Thickness:  2" to 2 1/4" 2 Packs - Sold in Pairs - What is a pair? Spec Sheet