Enhance the functionality of your doors with our 4-inch spring-loaded self-closing hinges, crafted from durable steel for long-lasting performance. These hinges automatically close doors behind you, preventing slamming and ensuring they stay securely shut. Key Benefits: - Automatic Closing : Doors will close on their own, eliminating the hassle of manual closing. - Sturdy Construction : Made from high-quality steel, these hinges are designed to withstand heavy use and resist wear. - Easy Installation : Featuring eight holes for quick and straightforward installation on various door types. Specifications: - Size : Each hinge measures 4" x 4" and is 2.7 mm thick. - Compatibility : Fits doors up to 1-3/4 inches thick, making them suitable for a wide range of applications including: - Wooden gates and fences - Community centers and classrooms - Residential doors such as bathroom, laundry, and basement doors Applications: - Ideal for high-traffic areas such as hotels, hospitals, and offices where security and ease of use are essential. - Perfect for enhancing door functionality in kindergartens, police stations, gymnasiums, and more. Elevate your door's performance and reliability with our matte black full mortise spring hinges. Designed for smooth operation and built to last, these hinges provide peace of mind for both residential and commercial settings.