Discreet 5 Point 5 Inch Hidden Door Hinges Set For 180 Degree Swing Concealed Hinges 3 Way Adjustable Butt Hinges Lowkey Silent And Smooth Operation Universal Fit For Left Or Right Doors 2 Pack Perfect For Secret Doors Hidden Bookcase Walls

Hidden 5-Inch Door Hinge Set for Secret Doors (2-Pack)
✔️ 180° swing, 88 lb per pair load, 40 mm+ door thickness

These concealed hinges (hidden/invisible hinges) provide seamless concealment for secret doors, hidden bookcases, and feature walls. They fit either left or right hand doors and keep all hardware hidden when closed. Ideal for both new builds and renovations, they deliver a flush, high-end look without compromising door performance.

✅ Load capacity: 88 lbs per pair (2 hinges)
✅ Opening angle: 180° for full access
✅ Dimensions: 5.5" x 3" x 1" (139.7 mm x 76.2 mm x 25.4 mm)
✅ Recommended door thickness: ≥40 mm (1.57")
✅ Max door width: <940 mm (37")
✅ Material: zinc alloy with integrated nylon spacers for quiet operation

💡 What is a hidden door hinge used for in home secret door projects? Hidden hinges let you create seamless, concealed doors for secret rooms, hidden bookcases, or feature walls.
- handy for concealed access
- seamless appearance with no visible hardware
- precise 3D adjustment for flawless alignment