Color: Silver; Material: 201 Stainless Steel; Size: 64 x 70mm / 2.52 x 2.76 inch (L*W); Mounting hole diameter: 5mm / 0.2 inch; Mounting hole pitch: 51mm / 2 inch; Packing List: 1 x Door Latch (1pcs with 4 screws). Advantage: It is made of Stainless Steel material, durable, high temperature resistance and not easy to rust. The limit can be fixed and the left and right direction of the installation can be adjusted. Instruction: 1. Fix the latch base with screws on the door frame 2. Install the buckle seat on the door leaf according to the stop position of the door leaf 3. Fasten the chain from top to bottom. Application: As an auxiliary protection tool for doors, it is suitable for indoors, doors, window. NOTE: Before ordering, please pay attention to the size.