Hidden Door Hinge, Stainless Steel Hidden Hinges 573LB Load-Bearing for Doors, Heavy Duty Pivot Door Hardware Swinging Pivot Hinge 360° Rotation Invisible Hidden Door Bookcase

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• 【High Quality Material】The hidden door pivot hinge is made of 304 stainless steel material, which is more sturdy and durable. The surface is specially treated to prevent rust and breakage, improve its service life.
• 【Easy To Install】The top pivot is equipped with a telescopic pin, which can adjust the telescopic distance of the shaft for quick and easy installation. The swivel hidden door pivot hinge can be installed on the top layer of the door and attached to the hole in the door surface.
• 【High Load-Bearing】Hidden door hinge high load-bearing design, base support up to 573 LB/ 260 kg. The heavy duty pivot hinge comes with 30 screws. Say goodbye to unstable steel balls. Unique pivot device for flexible rotation.
• 【360° Smooth Rotation】Up and down link function, 360 degree rotation. Using the function of multi-angle rotation and strong load-bearing of the rotating shaft, you can add the opening effect of invisible doors to your home.
• 【Wide Application】Hidden door bookcase is a unique upper and lower link design structure, supported by the lower arm and floor, thereby reducing the pressure of the frame. Various types of invisible doors are applicable, which is very suitable for bookcase doors, bookshelf doors, etc.