Feature:1. 180 Degree Adjustable: This marine antenna base mount is 180 degree adjustable to meet a variety of installation needs, offering outstanding versatility, added convenience.2. Sturdy and Weather Resistant: Made from superior 316 stainless steel material, this base mount is able to withstand in wet or high temperature weather conditions. It is rusting and wear resistant and ensures long lasting durability even in harsh environments.3. Easy Installation: The antenna mount is designed for ease of installation, simply tighten the screw to complete the setup, making it ideal for do it yourself boat maintenance and upgrades.4. Wide Compatibility: This ratchet rail mount is compatible with 19mm antenna rail and has a 6mm thread diameter, making it suitable for most boats.5. Stylish Look: The antenna ratchet rail mount features mirror polished finish, adding a touch of elegant and luxury to your boat, enhancing overall appearance.Specification:Item Type: Marine Antenna MountMaterial: 316 Stainless Steel, Mirror PolishedThread Diameter: Approx. 6mm / 0.2inApplicable Rail Diameter: Approx. 19mm / 0.7inrailsFitment: Suitable for Boat, Yacht, RV.Package List:1 x Boat Antenna Mount