National Hardware Squeak Guard 3-1/2" Matte Black Hinge with Square Corner (3-Count) features a unique design that allows doors to pivot smoothly on one edge, opening and closing silently. These surface-mounted hinges are for easy DIY installation, providing a reliable 50-pound safe working load. Each package includes clear instructions and mounting hardware to simplify the installation process. Backed by National Hardware's Lifespan Limited Lifetime Warranty, these hinges durable and long-lasting performance for your doors. Model Number: N830-445