Shakespeare Style 4051 CB Marine. 3 LENGTH, Unity Gain. CONTINUOUS-LOAD, END-FED 1/2-WAVE CB ANTENNA Same as the 4050-B, but with a 1&wuot;-14 thread nylon ferrule. Great for bass boats and other boats where fishing over a 3 antenna is more desirable than greater range. Coil is permanently sealed in Shakespeare white fiberglass. Nylon ferrule with standard 1"-14 thread Includes 7 cable and PL-259 connector which cannot be cut or altered but can be lengthened with suitable connectors and extension coax (sold separately) Suggested mount: Style 4186 Nylon Ratchet Mount One section Shakespeare Limited Warranty: 2 years. Technical Specifications:. Frequency:27 MHz CB Marine BandBandwidth:440 KHzSWR:2.0:1 at Channel 19Impedance:(Ohms) 50Gain:UnityMax Input (Watts):25DC Ground:YESTermination:7 cableHeight (feet):3Polarization:VerticalRadiation pattern:Omni-Directional