【Sturdy 180° Locking Design】Made from thickened zinc alloy with a solid steel ball and brass mechanism, this folding hinge provides reliable 180° locking and durability for space-saving furniture. 【Multi-Angle Adjustable Positioning】The adjustable locking hinge allows you to set the flap at 0°, 90°, 135°, or 180° by simply adjusting the screws, offering flexible and practical positioning. 【Easy Installation】Designed for straightforward mounting, this adjustable door hinge can be installed in minutes on folding tables, bifold doors, or workbenches (screws not included). 【Versatile Application】Ideal as a folding door limit hinge for furniture, table legs, folding beds, dining tables, workbenches, and DIY projects, providing yet sturdy support. 【Durable Zinc Alloy Build】Crafted from high-quality zinc alloy, this adjustable 180-degree hinge ensures long-lasting performance and smooth operation under frequent use., Weight: 1.48150640064 Pounds, Manufacturer: Htuygyjaw