The Stainless Steel Post Latch can be used on practically any type of gate including aluminum, wood and PVC. This post latch is available in black or white, allows entry from both sides, mounts around the corner of the post and gate frame, and is pad-lockable on both sides up to a 5" post. Stainless steel screws are included along with a return spring for reversible mounting and a .63" strike bar.