These High Quality Self Closing Spring Hinges are built to last. Spring Hinges are also known 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:

• 4 inches with 1/4 inch Radius Corner
• Made of a High Quality Durable Steel with a Bright Brass Finish
• Adjustable tension for Residential use
• Gauge: 2.7MM, (.106" )
• For Door Thickness:  1 5/8" to 1 3/4"
• Zig Zag Hole Pattern
• All spring hinges include matching screws and hex wrench
• 2 Packs - Sold in Pairs - What is a pair?
• Click Here for Installation Instructions