Low Loss RG8X Cable: Our RG8X cable is made with pure copper inner conductor, with double shielding to prevent signal leakage, interference and signal loss. Our cable is stronger and more durable than the average CB antenna cables. High Quality UHF Connectors: Fully molded nickel-plated brass UHF PL259 connectors with gold-plated center pins, for frequencies up to 300 MHz.