Self Closing Door Pivot Hinges, Heavy Duty Hidden Shaft Pivot Hinges Hardware for Wood Invisidoor Secret Swing Cabinet Doors, 360 Degree Stainless Steel Invisible Concealed Door Pivot Hinge System Item Description Self Closing Hidden Door Hinge - Hidden door hinge makes opening and closing your door easy and comfortable, allowing the door to close automatically when it is opened 45 to 105 degrees. Automatic door pivot hinge rebound speed can also be flexibly adjusted according to your needs, and the hinge can be perfectly hidden without affecting the overall aesthetics High-quality Materials for Load-Bearing - Pivot door hinge is made of high-quality 304 stainless steel and zinc alloy with a special surface treatment for durability and rust resistance, and can withstand a weight of 44 to 160 pounds Easy to Installation - The bottom pivot hinge can be installed slightly deeper inside the door to allow for adjustment of the spring closing force while avoiding wear and tear on the door frame. Very easy to install, saving time and effort Widely Used - Pivot hinges are widely used in bedrooms, living rooms, revolving doors of high-rise buildings, making the overall style of the door more beautiful and advanced What You Get - Package include Invisible Concealed Door Closer Hinge, screws and allen wrenches for installation, and installation instructions for reference, please feel free to contact us, we will reply within 12 hours ? See more product details Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return 25 days from delivery date but product should be in original condition.