The POMONA ELECTRONICS part 2391 is a BNC Adapter with a Male/Female configuration. This adapter is designed to provide a convenient solution for connecting BNC cables or devices together. With a 1/1 POS ST configuration, this adapter ensures a secure and reliable connection while maintaining signal integrity. Whether you need to extend the reach of your BNC cables or simply adapt between different genders, the POMONA ELECTRONICS part 2391 BNC Adapter is the perfect choice.