The FireStik twist on PL259 with rubber boot is an easy to install waterproof connector for your CB antenna wire. If you don't have special coax crimping tools and installing connectors on coax wire is a once in a blue moon project you'll appreciate this no special skills required coax connector. Simply strip the coax wire as required for installation of the twist on PL259 rubber boot protected connector. Some soldering is required for correct installation on RG59 or RG8X coax cables.
Be sure to use the BT6259 for RG58 and RG58AU coax.