NEW 3D ADJUSTABLE CONCEALED HINGESGreat new invisible concealed door hinges in two different sizes for heavy duty doors. Other specifications include; Can be used on interior or exterior doors. These hinges allow three-dimensional adjustment (depth, vertical and horizontal). This means the door can be aligned with the wall to perfection where there is frameless architecture. Maximum opening angle of 180 degrees. Hinge reversible for right/left doors. Comes with Self-lubricating anti-friction washers. Fire proof and tested for 200,000 cycles. Finishes available in; Stainless Steel Matt Black White. 5970 – 25mm width x 152mm height, Minimum Door Thickness; 36mm. 2 x hinges can take a 50kg door, 3 x hinges can take a 60kg door. 5972 – 28mm width x 177mm height, Minimum Door Thickness; 40mm. 2 x hinges can take a 80kg door, 3 x hinges can take a 90kg door.