Stainless steel hinges, heavy duty hinges for wooden doors, 360 degree spindle, stainless steel Murphy hinges. The rotating door hinge can support significantly heavier doors than typical butt hinges. They are supported by the foundation. Arm and floor rather than at the bottom of the door frame, which reduces stress on the frame. This door hinge can be rotated 360 degrees and is widely used in bedrooms, living rooms, mansions, rotating doors in high-rise buildings, etc. Upper pivot with retractable pin for easy installation. Lower pivot point with ball. Weight: 455 grams. Available for door weights up to 250 pounds. The floor bears the entire weight of the door, not the door hinges 1. Brand new 2. Adjustable distance, removable door 3. They are supported by the forearm and floor, not the door frame, which reduces stress on the frame 4. Upper pivot point with retractable pin for easy installation 5. Suitable for use in bedrooms, living rooms, luxury homes, rotating doors in high-rise buildings, etc. Color: Silver Material: Stainless steel Package included: 1 * Set of rotating door hinges NOTE: Mounting screws are not included in this item. Only the above package content, excluding other products. Note: Light photography and different monitors may cause the color of the item in the picture to differ slightly from the actual item. The allowed measurement error is +/- 1-3 cm.