Achieve structural integrity with our 570 LBS (259 kg) High Load-Bearing Pivot System. Engineered from premium thickened alloy steel, this heavy-duty hardware completely eliminates door sag and wobble-even for massive, fully-loaded bookcase doors and custom-built panels. Conquer the installation challenge with our straightforward, user-focused design. Featuring a telescopic top pin for simplified vertical alignment and adjustment, this kit minimizes frustration. This system is ready for use by both professional carpenters and serious DIY enthusiasts The , top-and-bottom linkage structure transfers door weight directly to the floor, significantly reducing stress on your door frame. Perfect for both center-pivot (360° rotation) and side-pivot (180° swing) installations. Enjoy a truly concealed and silent entry thanks to the -machined 360° Rotation mechanism. The smooth pivot shaft operates with minimal friction, ensuring your secret door or heavy swinging panel opens and closes effortlessly and whisper-quietly. This heavy-duty hardware is the ultimate solution for custom concealment projects, including: Secret Doors, Hidden Bookcase Doors, Full-Sized Bookshelf Doors, Heavy Custom Wood Doors, Pivot Door Kits, and Hidden Shelf Doors. Ideal for maintaining structural integrity and creating a truly entrance, Weight: 2.96080817866 Pounds, Manufacturer: Teuypty