VHF 0.45m Heliflex Antenna. An excellent antenna for RIBs and tenders for communication over shorter distances. Pro Series Antennas are a breakthrough the only marine antennas in the world which can be removed and remounted on the boat at the user's convenience. The cable is hardwired to the Pro Series mount, so the antenna can be removed without pulling or cutting the cable. SeaMaster Pro Series antennas are an excellent choice for new installations on small to medium sized boats. Robust, reliable and good looking, they will provide outstanding performance for years. SeaMaster Pro Series antennas must be used with SeaMaster Pro Series Mounts, which give the options of side, deck or rail mounting your antenna. An excellent antenna for RIBs and tenders for communication over shorter distances. Pro Series Ante