Black Invisible Door Hinge With 180 Degree Swing Heavy Duty Concealed Hinge Supports Up To 135lb Three Way Adjustable For Interior Doors Perfect For Residential And Commercial Use

Heavy-Duty Black Concealed Door Hinge, 180° Swing
✔️ 1-piece hinge, 5.31 x 4.38 x 1.19 in (135 x 111 x 30 mm)

These hidden hinges stay out of sight, delivering a clean, modern look for interior doors in homes and businesses. They’re built to support heavy solid-core doors and are ideal for secret doors and hidden bookcase entrances.

✅ Up to 135 lb load capacity for sturdy residential and commercial use
✅ 180-degree swing for full door opening
✅ Adjustable vertical ±0.125", horizontal ±0.79", depth ±0.79"
✅ Fits doors at least 1 3/8" thick; great for secret/bookcase doors
✅ Size: 5.31 x 4.38 x 1.19 in (135 x 111 x 30 mm)
✅ Ball-bearing system delivers smooth operation; eco-friendly black finish

💡 What is a concealed hinge used for in interior doors?

- Handy for hiding hardware on doors and secret panels - Supports heavy doors up to 135 lb with smooth 180° swing - Simple three-axis adjustability without removing the door - Ideal for interior applications needing a clean, seamless look