New alternative versions of the Highpower 3000 and 4000, the Megawatt 4000 have exactly the same specifications, but include a fine tuning system with a protective rubber cover which is easily removable. Vehicular antennas conceived to bear high powers. The coil is made of big section copper wire and the whip of conic 17/7PH stainless steel to get the bestflexibility. The mount is of black chromed brass with a rubber washer for a perfect watertightness and its UHF-PL259 connection makes it suitable for the installation on magnetic mount.