The BNC Terminator Plug is a 50-ohm BNC series connector featuring a brass body with a nickel-plated finish and a Delrin insulator. It has a bayonet-style coupling mechanism that allows for quick connect and disconnect with a secure locking system, requiring only a quarter turn of the coupling nut. This miniature and lightweight connector is designed to be compatible with a wide range of RG and industry-standard cables, making it ideal for test, measurement, and communication applications.