Mute Door Hinges: Improved design with ball bearing, no more squeaking or stiffness when you open or close the door. Corrosion Protection: 304 Stainless Steel Material, Waterproof. No rust for long-term use. Heavy Duty: There are 8 mounting holes distributed around each hinge, for added stability. The generic size fits all doors and is easy to install. Widely Used: This door hinge can be used for bedroom door, kitchen door, bathroom door, closet, wardrobe etc. Contents: 2 hinges, 16 screws. Specification: Material: 304 stainless steel Thickness: 2mm Total Length: 100mm / 3.9inch Description: 1. Outstanding design with ball bearing - No more squeaking or stiffening when you open or close the door. 2. There are 8 mounting holes distributed around each hinge to make it more stable. 3. High quality stainless steel material is corrosion resistant. 4. Generic size - suitable for all kinds of doors and easy to install. Package: 2 x Hinges 16 x Screws