Molex offers many types and styles of between series RF/Microwave adapters for test and measurement in the lab, as well as system bulkhead applications. The Between-Series Adapters provide transitions between popular coaxial connectors of differing interface (series). Adapters are available in a variety of materials and finishes including stainless steel with a passivated finish, nickel-plated brass, and nickel-plated beryllium copper. Custom variations are also available.