Key benefits Saves space: Folds flat to a 0° position for compact storage or when not in use. Secure support: Self-locking at 90° provides stable, hands-free support for tables, shelves, beds and work surfaces. Long-lasting performance: Thickened steel plate with a galvanized finish resists rust and holds up under regular use. Simple operation: Spring opening button locks the hinge open automatically; press the latch to fold it down. Features Function: 90° self-locking hinge that folds to 0° for storage. Material: Thickened steel plate with a galvanized surface for corrosion resistance and durability. Construction: Riveted joints reduce movement and prevent the hinge from loosening or scattering over time. Mechanism: Spring locking system automatically secures the hinge in the open position; manual latch release lets you fold it down easily. Compatibility: Designed for use on furniture legs, support brackets and foldable panels — suitable for tables, beds, shelves, cabinets and workbenches. How it solves common problems Eliminates wobble: The self-locking 90° position provides stable support so surfaces stay level during use. Maximizes space: Folds to 0° when not needed, freeing floor area and simplifying storage. Reduces maintenance: Galvanized steel and riveted construction minimize rust and joint play, cutting down on replacements or repairs. Easy to adapt: Can be mounted on a variety of furniture pieces to add fold-down or collapsible functionality. Practical use scenarios Small apartments: Install under a wall-mounted table or desk to create a sturdy, fold-down workspace that tucks away when not in use. DIY bed or bench projects: Use on folding bed legs or bench supports to allow quick setup and compact storage. Workshop and garage: Fit to workbenches or extension tables to expand workspace on demand and fold away when finished. Quick notes for buyers Suitable for a wide range of furniture and DIY projects where a reliable 90° lock and flat 0° fold are required. No dimensions included; confirm size and mounting hole spacing against your project before installation. Designed for durability and frequent use thanks to thickened steel construction, galvanized finish and riveted joints.