Centennial Style 5104 4 ft. (1.21 M) VHF Marine Band 3dB End-Fed with Matching Stub Four-foot, 3dB antenna with a great selection of high-end features. Brass and copper elements for performance, plus a smooth, high-gloss, polyurethane finish that won t turn yellow in the sun. Superb value, and excellent performance in a great looking antenna. Brass and copper elements Chrome-plated brass ferrule with standard 1in-14 thread Includes 15ft RG-58 cable, which can be cut to size, and a PL-259 connector Suggested mount - Style 4187 or 5187 Ratchet Mount (each sold separately) Smooth, durable, high gloss finish One section Centennial 5104 Specifications Band - VHF Marine Band Antenna Gain - 3dB Max. Input Power - 50 watts SWR - nominally 1.5 - 1 at 156.8 MHz Bandwidth - 5 MHz within 2.0 - 1 VSWR Ferrule - Chrome-plated brass Coax Supplied - 15 ft of RG-58 Connector Supplied - PL-259, not attached Color/finish - White Polarity - Vertical Impedance - 50 Ohms Shakespeare Limited Warranty - 2 yea