Hidden Door Hinge Set for 5 Inch Doors Black 304 Stainless Steel Rock Solid Heavy Duty Invisible Hinge 120 Degree 3mm Thick 4 Pieces Includes 32 Screws and Mounting Hardware Riyhch

Concealed 5-Inch Hinges, Black 304 Stainless, 4-Pack
✔️ Heavy duty hidden hinges, 120° swing, 3mm (0.12 in) thick, 4 pcs

Hidden door hinge set mounts inside the door and frame to create a seamless, invisible hinge. It’s ideal for interior doors, secret doors, and modern cabinetry where exposed hardware is undesired.

✅ Material: 304 stainless steel, black finish
✅ Includes: 4 hidden hinges and 32 mounting screws
✅ Panel size: 34mm × 127mm × 2.5mm (1.34" × 5.00" × 0.10")
✅ Built-in component: 69mm × 21mm × 31mm (2.72" × 0.83" × 1.22")
✅ Mounting holes: 6mm; door thickness ≥ 40mm
✅ Opening angle: 120°

💡 What is a hidden door hinge used for in modern concealed door setups? Hidden hinges are handy for a clean, minimal look on interior doors and secret entries.
- They hide hardware when closed
- They support 120° opening
- They resist corrosion with 304 stainless steel