330 LBS Pivot Hinge for Large & Heavy Wood Doors HBL Invisible Pivot Door Hardware for Bookshelves, Built-in Ball Bearings for Smooth & Quiet Operation.

High Load-BearingThis hinge is specially designed to create a bookcase that holds a large number of books and displays. It can support up to 330 lbs without worrying about sagging or warping. | Built-in Ball Bearing Design:the built-in ball bearings provide smoother and quieter rotation. | Why Choose it:Unlike conventional hinges that are mounted on the side of the door, this pivot hinge is mounted on the top and bottom of the door. This gives it more strength and stability to support your bookshelf door. | Easier Installation: We provide detailed instructions, diagrams and measurements for the placement of the materials to ensure accuracy and quality. You can also watch our step by step video tutorial for easy installation. This will save you time and hassle and give you a satisfying result. | Excellent Service:To ensure quality, each of our pivot hinges undergoes strict quality control before leaving our factory. If you have any questions about our pivot hinges, please feel free to contact us, we will reply you within 24 hours and give you a satisfactory solution!