I have both overhead and floor mounted. Problem for me is my head hits the overhead gun racks with rifles in them so I had to take them out. The floor mounted/detachable is a much better option for me. The biggest issue is the floor is just a plastic piece and when you put your guns in the holder it will bend and distort the plastic. To rectify the issue I pulled the plastic center piece out and added on the bottom side an aluminum plate 1/4 inch thick and bolted thru mounting plate, plastic floor board and they The aluminum plate. This helped stiffen and also the bottom mounting plate of the