Highlight description: [Code Combination Security Lock] This combination bolt lock provides 4 digitals and can combine 10,000 different codes. It is safer and convenient than other slide locks. [Sturdy Material] The combination bolt lock is made of a premium zinc alloy lock body and a strong cylinder material, which is stainless steel and can withstand different kinds of weather. The surface has an anti-rust coating, can use for a long time. [Easy Installation] This product has a one-way stainless steel screw, a tamper-resistant solid slide, a lock cylinder, and a multi-hole design, safe and prevent violent demolition. It is easy and quick to install with recessed mounts. [Keyless Security] This lock is suitable for different occasions, like door, gate, shed, fence, garage, bedroom, barn doors and other kinds of doors. The keyless design makes it safer. [After-sales] If you have any questions, please get in touch with us, our service team will provide you with a professional and satisfactory service. Detailed description: Product Name: Combination Bolt Lock Material: stainless steel + zinc alloy Size: 124.83.2cm Initial password: 0-0-0-0 Notes: 1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2.Please allow slight dimension difference due to manual measurement. Parts List: 1Lock 6Screws 1Side Door Buckle 1Screwdriver (Random Appearance)