Features: Ensures communication with 3/4" NMO Antennas Mount Replacement Part, designings for contact with gold plates. Crafted from metal with rings seal, this NMO mount is the perfect standard thickness solution for robusts and Antennas installations. Suitable for radio enthusiasts, professional communication technicians, and DIYers to replace or create new cable assemblies for their vehicles. Versatile enough for use in various setting, these mounts are suitable for mounting on vehicle or metal plates, enhancing base Antennas functionality. The package includes a mounting and connection cover, ensuring a secure and protectes installation, choice for maintaining high quality communication. Specifications: Material: metal Rings diameter: about 2.8cm Package Includes: 1 set Antennas Mount note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before your bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.