Features: Crafted from premium aluminum alloy, this 180 degree folding hinge delivers outstanding durability and erosion resistance, ideal for seamless indoor/outdoor furniture applications requiring heavy duty hardware solution. accuracy engineered internal mechanisms secure smooth 180° rotation and quiet operate , while reinforced points eliminate wobbling during repeated folding motions on tabletops or cabinet doors. Perfect for homeowners, office managers, and commercial space designers seeking space saving solution for compact furniture arrangements or multi functional storage units. Optimizes kitchen pantries, foldable study desks, cabinetry, and retail display units where full access folding capability maximizes limited square footage without compromising structural integrity. Includes pre drilled mounting holes and comprehensive installation guides, enabling quick upgrades to existing furniture systems while maintaining flush alignment for professional finishing. Specifications: Component : Alloy Thickness: about 2.5mm/0.1inch Hole distance: about 18mm/0.7inch Package Includes: 4xFolding Hinge note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.