It is delicate, and simple to install. You can also used it because the lock for small pet cage. Made of stainless steel, anti-corrosion, strong and durable. Lock made by authentic manufacturer, novel design, wise and light. Material: stainless-steel Size: approx. 48x48mm/70x50mm/100x70mm Color: as photo shows Package included: 1 x door bolt(with screws) Note: Please allow 1-5mm mistakes because of manual measurement Item color displayed in pictures may be showing slightly varied on your laptop display screen since displays aren't calibrated identical