We weren’t able to find out much info from LCSI Concealed Storage, but they have a created a few beds with an unprecedented amount of storage space. Some of that storage space comes in the way of drop down headboard panels like this one to reveal space for storing multiple long guns.
Their beds commonly accommodate a number of drawers in the base under the mattress as well. If you want quick access to your weapon of choice, along with a multitude of other storage options, you may want to check out of some their other offerings.