Shakespeare 4018-M 19' VHF Antenna

THIS PRODUCT MUST SHIP TRUCK FREIGHT AND DOES NOT QUALIFY FOR ANY SHIPPING PROMOTIONSShakespeare Style 4018-M VHF Marine19' LENGTH, 9dBPHASED 1/2-WAVE ELEMENTS IN A COLLINEAR ARRAY WITH A COAXIAL CHOKING SLEEVE TO SUPPRESS CABLE RADIATIONSame as Style 4018 with a special sleeve for mast mounting. Used primarily for land-based stations and on commercial vessels.The top choice for charter boat captains and experienced sport fishing enthusiasts. This long-distance VHF antenna is rigid enough to stay erect in rough seas, yet exceptionally lightweight. Brass and copper elements Chrome-plated brass mid section ferrules and aluminum sleeve bottom ferrule SO-239 connector at base Suggested mount: Mast mount using supplied 1-1/3" U-bolts. The 4018-M can be strapped to a larger mast if steel banding (not supplied) is used. Two sections: Base 162"; Tip 66&quot: Shakespeare Limited Warranty: 2 years Technical Specifications: Frequency: VHF Marine band Bandwidth: (within 2.0:1 VS