Our thickened spring loaded bolt latch can be used in 4 directions, vertical, horizontal, left or right-hand applications. Heavy duty with a good spring and good tension on the spring. No sign of rust. The bolt latch easy to install and it is very strong well. Works on indoor and outdoor gate stores and storage. These spring-loaded bolt latches are well built, the 304 stainless steel was perfect for added support and protection. Put the bottom pin goes into a hole drilled in the floor, and the top pin does the same in a hole at the top door frame. Rod diameter: 1/2 inch colour: silver Material: stainless steel Size: 165x46mm Package Contents: 1 x Spring Latches Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.