Phase III 4' VHF Antenna This high performing, 4' VHF antenna is infused with the quality of our incomparable Phase III™ electronic elements. The commercial grade antenna is great for hardtops, T-tops and other locations aloft where the compact size can deliver reliable communications via VHF radios. The master craftsmanship of the foam-filled radome positions this antenna within our finest line. * 4' (1.2m) VHF Marine Band 3dB Gain * Silver-plated outer conductor, copper inner conductor * Stainless steel mounting sleeve * Type SO-239 connector inside mounting sleeve for easy mounting and dismounting for stowage * Suggested mount: Shakespearer Style 4187-HD Ratchet Mount