Prime-Line 32 in. L 150 lb Garage Door Torsion SpringMost doors, in recent years have been supplied with torsion springs located directly above the door and mounted to the header. UPC: 049793122285 Manufacturer Part No: GD12228 Brand Name: Prime Line Rest Length: 32 in. Product Type: Garage Door Torsion Spring Diameter: 1 3 4 in. Wind Direction: Right Color: Red Number in Package: 1 pk Wire Size: 0. 243 in. Material: Carbon Steel Capacity: 150 lb Discovery Convenience, California residents see Prop 65