Secure, compact automatic door bolt designed for doors, gates and windows. The spring loaded mechanism with a black push button gives quick, reliable locking and easy release, making it a practical replacement for worn or damaged bolts. Key benefits Improved security: Solid zinc alloy construction adds strength for everyday use on doors, gates and windows. Automatic action: Spring loaded bolt engages quickly for consistent locking without manual alignment. Easy operation: Black push button allows fast, onehand release. Simple fit: Compact dimensions and standard mounting hole diameter make it suitable for retrofit and replacement projects. Product highlights and specifications Product name: Door Bolt Material: Zinc alloy Main color: Silver tone with black push button Overall dimension: 85 x 33 x 15 mm (L x W x T) Plate size: 33 x 15 x 15 mm (L x W x T) Mounting hole diameter: 3 mm Weight: 76 g Package content: 1 x Door Bolt Installation and compatibility Designed for straightforward installation on interior and exterior doors, gates and window shutters. Mounting holes accept 3 mm fasteners; use appropriate screws for the mounting surface and load. Compact size fits where space is limited and works as a direct replacement for similar bolts with matching dimensions. Practical use scenarios Home entry or interior doors: Add a quick, reliable locking point for bedrooms, closets or utility rooms. Gates and garden enclosures: Secure small gates and access panels where a compact bolt is needed. Window shutters and small openings: Prevent unwanted opening while allowing easy release from inside. Durable, easy to install, and designed for everyday use, this door bolt provides a straightforward security upgrade and a direct replacement option for older or damaged bolts.