This vintage L.S. Brach Gas Arrester Tube Tester is a great addition to any audio or electronics collection. This unit, made in the United States, is a must-have for vintage tube enthusiasts. It features a model number of 2605 and comes with one unit quantity. With its brand name and type clearly stated, it is easy to identify and add to your existing collection. The unit is in good condition but has not been tested.. Don't miss out on this rare opportunity to own this vintage tube tester.