RAM Printer Cradle for the Brother RuggedJet RJ-4030 & RJ-4040. The RAM Printer Mount for the Brother RuggedJet 4 is ideally suited to help create the optimum mobile office environment, regardless of vehicle or application. Our form fit design has no sharp edges and adds little to the overall size of the printer. After all, one of the key features of the RuggedJet 4 is its size. Why purchase a bulky mount made from metal when RAM has the ideal solution both low profile and durable. Multiple mounting options are available to accommodate a wide variety of mounting configurations. RAM enables mounting of the printer where it is best for you, not where it is best for the mount.