Engineered for durability and reliable signal performance, this Tram® heavy-duty magnetic CB mount features a triple nickel-plated and chrome-plated steel magnet housing designed to withstand tough conditions while resisting corrosion. 3 powerful 5-in. magnets provide exceptional holding strength for secure mounting on vehicles and metal surfaces. Each magnet includes a soft rubber boot to help prevent scratches and can be used with or without the protective covers depending on your installation needs. The mount includes a standard 3/8-in. x 24 thread CB mounting connection for compatibility with most CB antennas. An 18-ft. RG58A/U low-loss precision RF coax cable ensures strong, clear communication performance, featuring a 95% shielded tinned copper braid, stranded tinned copper center conductor, and solid insulation for dependable signal transmission. A precision PL-259 UHF male connector with built-in strain relief is preinstalled for a secure, professional connection.