Hidden Door Hinges 2-Pack Ultra-Thin Hidden Hinges for Secret Doors Adjustable Invisible Hinges Silent and Smooth Hidden Door Hinge, Black

【ULTIMATE DISCREET & SLIM ELEGANCE】 These hinges maintain the original invisibility and adjustability and are thinner than most on the market. Unlike traditional concealed door hinges that spoil your door with deep cutouts, ours require only a tiny 0.2"-0.5", preserving the integrity of your door.【Purchasing Guidelines】 Made of zinc alloy and aluminum alloy base materials. Door opening angle: 110°; Door thickness ≥ 1.57 in (40 mm) or more. Two concealed hinges. Load capacity: 133 lb. 2 products. Package weight: 1.3 lb.【DIY INSTALLATION】This requires a slot and is not a standard size, but is better suited for DIY hidden door projects! Hinges mounted on the door frame section: 4.7 * 1.45 * 0.5 inches, hinges mounted on the door leaf section: 3.8 * 0.96 * 0.2 inches. First, test the hinge recesses on scrap wood. This ensures proper opening and closing. The package contains 2 hinges, screws, an instruction manual, and 2 wrenches.【Precision adjustment and quiet operation】Thanks to our unique adjustable design, you can adjust the hinges for perfect alignment. Adjustment: ±3 mm up/down, ±1 mm forward/backward. Additional integrated seal for quiet opening and closing (no need to add lubricant).【Invisible perfection]】When discretion is paramount, our concealed hinge design delivers. With a nearly invisible gap when closed, these hinges disappear seamlessly into your door frame, ideal for secret passages or areas where a clean, tidy look is essential. Regardless of the door's orientation, they remain invisible from both sides, enhancing both aesthetics and security.