High Weight Capacity: These stainless steel heavy duty rotating door hinges strong load bearing capability, smoothly supporting motion of heavy doors. Build: Made from premium stainless steel, these hinges provide excellent resistance to rust and wear. Noise Reducing Mechanism: Designed with sound minimizing technology for smooth and quiet functioning, eliminating disruptive noises common with standard hinges. Versatile Compatibility: The innovative design fits various door frame types, enhancing adaptability. Works with rotating doors, interior/exterior entries, hidden doors, storage units, shelving systems. Secure Stability Feature: Features a reinforced setup to maintain door steadiness, reducing risks from unstable movement., Weight: 2.0282528104 pounds, Manufacturer: OOLA.DETAL