Voted the best 4' VHF antenna by PowerBoat Reports, Digital Antenna's 4' VHF antenna is ideal for use on T-tops, speedboats, and sailboats. With 4.5dB gain and award-winning quality construction, this powerful and compact antenna delivers high performance that will last for years. The VHF antenna is assembled, tested, and tuned by hand for maximum performance, quality, and durability. Features:• Fiberglass construction• Powerful brass radiators• Soldered connections• Power-directing ferrite choke bead• High-gloss urethane finish• 316 stainless steel ferrule• 4.5dB gain • Stainless steel double female ferrule for mounting 1"14 threaded base• Quality female SO-239 (UHF) connector• Cable is not included - use Digital's VHF/AIS cable and 2-DA645 connectors Fiberglass construction & soldered connections Tuned by hand for maximum performance | Digital Antenna 826-VW 4' VHF Antenna