MATERIAL: This roller latch is made of high quality zinc alloy, strong and durable. It will not rust or break easily. With 2 mounting modes, you can lock from the top or side of the latch, which can be used for cabinets of different heights. EASY TO INSTALL: The installation of this latch is very simple. Just nail the screws one by one into the small round holes on the edge of the tumbler door lock to fix it. Package Content: 6* Door Locks. Size: Please refer to the picture APPLICATION: Double strike door locks are widely used for cabinets, cupboards, doors, windows, drawers, kitchen and bedroom doors. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.