3/8 inch X 24 TPI thread mount Over 825 pounds of holding power Holds all HAM STICK antennas and many others 15 feet RG-58 coax with PL-259 connector No rust, 6061 aluminum frame 4 vinyl pads included for paint protection 20 inch X 20 inch footprint MADE IN USA ALL STAINLESS STEEL HARDWARE AT NO EXTRA COST $60.95

We, at the factory, have operated this mount with a Carolina Bug Katcher installed at well over 65 MPH on interstate highways without failure! However, due to the greatly varying operating conditions that are possible, we DO NOT warrant this or any other mount to perform any particular function.