Patented RTQ(TM) compression sleeve provides weatherproof seal at cable entry point Robust, all-brass exterior For indoor/outdoor use in application & installations from 5MHz to 3GHz, including CATV, satellite, HDTV & other A/V-based applications Connectors fit regular through quad cables For use with 30-603, 30-793, 33-631, 33-632 compression tools 5 pk Requires standard 1/4" x 1/4" cable prep/strip