5 Inch Bed Rail Fastener Kit. The heavy duty zinc plated steel bedfast are used to attach the bed rails to the headboard and foot-board of your bed. These are a hook plate and a striker for each corner of the bed. They hook into each other more like modern beds for ease of use. Easy to install. The zinc coating is rust and corrision resistant. This kit is designed to assemble one bed. Each piece measures 5" Long and 9/16" Wide. (Also available in 4 inch and 6 inch long too - see other listings) Tip to tip of the hooks is right at 2-3/8ths inches. inside of one hook to the outside of the other hook (longest length) is about 3-1/16th Sold as a kit only. -- Screws/mounting hardware is NOT included. (four female and four male brackets included in the kit) S-9433 (FK-K745U)