Folding Hydraulic Adjustable Hinge Invisible Mounting Concealed Hinge Outside Opening

Label:Yes Type:Hidden Door Hinges Material:Zinc Zinc Zinc Zinc Zinc Alloy Size:19.4*3cm(7.64*1.18in) Color:Silver,Black,Grey Package Includes:1 Pc Hidden Door Hinge 1.Scope of application: folding doors/hinged doors invisible doors wooden doors 2.Special zinc Zinc Zinc Zinc Zinc Alloy is resistant to corrosion and not easy to rust 3.Three-dimensional adjustable range Up and down 2mm(0.08in) Left and right 2mm(0.08in) Front and back 2mm(0.08in) 4.Due to the lighting problem of the shooting angle, there will inevitably be color difference, please understand 5. Due to manual size, there is inevitably a 1 to 2MM(0.08in) error