Introducing the Garage Door Torsion Spring. This spring has a wire size of 207, inside diameter of 2 inches, and a lengths up to 33 inches. It is designed to provide reliable and efficient performance, ensuring smooth and safe operation of your garage door. Made from high-quality materials, this spring is built to last and withstand the rigors of daily use. Upgrade your garage door today with the Garage Door Torsion Spring wire size .207