3/8 x 24 Stud CB Antenna Mount to SO-239 Adapter fit 1/2 Hole by Heavy Chrome-Plated Brass for CB Ham Radio Antenna Features: new and high quality Heavy-duty construction: The S216 3/8 24 to SO239 antenna adapter is built with high-quality materials to ensure durability and long-lasting performance. Versatile compatibility: This adapter is designed to fit a wide range of antennas and radios with 3/8 24 threads and SO239 connectors, making it a versatile accessory for any radio enthusiast. Easy installation: The adapter features a simple screw-on design that makes it easy to install and remove from your antenna or radio. Improved signal quality: By connecting your antenna to your radio with this adapter, you can improve the quality of your signal and enhance your overall radio performance. Compact and portable: The S216 adapter is compact and lightweight, making it easy to carry with you wherever you go. Its the perfect accessory for mobile radio setups and outdoor adventures. Specifications: Thread: 3/8'-24 Scoket: SO239 For any 1/2" hole Package Includes: 1 x Surecom 3/8-24 to SO239 Heavy Duty Stud Antenna Mount Adaptor (S216) Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!