Magswitch 12 lb. Magnetic Cabinet Latch, M4 is the only magnetic cabinet latch designed to be easily turned on and off, allowing you to open and close doors and lids with ease. It provides a strong magnetic hold when doors are closed, making it for virtually any door or cabinet application. This latch is especially useful in R, trailers, boats, or anywhere you need to prevent doors or lids from vibrating open. It is also i for holding glass panel doors securely closed while still allowing you to open them without any shaking. The latch comes with two striker plates and is simple to install using a drill press to bore a 3/4 inch diameter mounting hole. The door frame must be at least 3/4 inch thick. The latch measures 1.75 x 1 x 1.25 inches and accepts any M4 metric threaded knob of your choice, though knobs are sold separately. The package includes one latch mechanism, two strike plates, and an instruction sheet. Please note that the latch mechanism is sold alone and does not include knobs. Model Number: 8110082