The Firestik Fire-Flex 9'ft. single antenna coax with PL259 / FireRing connector. Stranded center conductor to maximize flexibility and prevent untimely breakage. Shielding coverage that averages 95% to protect against RF leaks and interference. Polyvinyl center insulation for ruggedness and longevity. Performance that exceeds mil-spec requirements for 50 ohm RG 58A/U coax.