Motorola RDF5657 - Black Field Tunable Antenna, 118-970 MHz (discontinued, call for replacement options)

Gold-plated push-pin contact provides the most corrosion resistance and power transfer over time. Longer tuning ferrule allows for greater freedom in frequency adjustment without trimming. Includes 1/4 Wave antenna only and attaches to the standard NMO 3/4 inch mount – sold separately.