Solarcon a-99ck 17' omni-directional fiberglass base station antenna and ground boxes please provide a physical address. We usually respond within 24 hours on weekdays. Includes Antenna and Ground Plane Kit 17' Antenna in Three Easy to Assemble Sections 8.2 DBI Gain Broad Bandwidth that Covers Far Above and Below the Traditional CB Channels DC Grounded SWR Tuning.