Phase III 4' VHF AntennaThis high performing, 4' VHF antenna is infused with the quality of our incomparable Phase III(TM) 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; - cis2:mm5mnJlm -Specifications: Antenna Band: VHF; Color: White; Construction: Fiberglass; Ferrule Type: Stainless Steel; Length (Inches): 48"; Box Dimensions: 3"H x 3"W x 68"L WT: 6.5 lbs; UPC: 719441200633;