The Comet CK-3M5 is a deluxe mobile mount cable assembly designed for antennas with a 3/8-24 threaded base. It combines a sturdy mount with a high-quality coaxial cable for mobile or fixed installations. Mount Type: 3/8-24 threaded mount Cable Length: 16.4 feet (5 meters) Cable Type: RG-58A/U coaxial cable Connector Type: PL-259 (UHF Male) connector Impedance: 50 Ohms Construction: Durable metal mount with pre-attached coaxial cable Mounting Style: Flat surface mount requiring drilling Application: Suitable for mobile antenna installations on vehicles or fixed locations This assembly provides a reliable connection between antenna and transceiver, suitable for amateur radio and communication systems requiring a mobile mount with integrated cable