180° wing hinge designed for concealed doors 180 degree wing hinge engineered for full-range opening and reliable operation. Sturdy and durable enough for long-term use, delivering consistent performance over time. High-quality materials and construction Hidden door hinges manufactured from high-quality zinc alloy for solid build quality and dependable support. Clean appearance: hinge is visible when the door is open and invisible when the door is closed, preserving a flush, minimalist look. Clear load capacity and sizing guidance Two-hinge configuration supports up to 60 kg. Three-hinge configuration supports up to 90 kg. Select two or three hinges based on door weight and mounting requirements to ensure safe operation. Why customers choose this hinge Solves aesthetic and functional problems by combining a concealed look with full 180° opening capability. Reduces visible hardware on interior and built-in doors while providing robust support for everyday use. Simple selection rule (two hinges for lighter doors, three for heavier doors) makes planning straightforward. Typical applications Concealed interior doors and flush room doors where a clean, hardware-free appearance is desired. Wardrobes, closets, and built-in cabinetry that require a hidden hinge with good load capacity. Concealed panels or service doors that need reliable opening and closing without visible hinges. Practical notes Choose the number of hinges according to the stated load capacities to match your door weight. Ideal when you want both a full 180° opening range and a hidden hinge solution without visible hardware when closed.