.38 caliber, 1.25" barrels, S/N A1250 . Manufactured by the O'Brien MFG Co.. Aluminum construction with two chambers in the flashlight head, above the light source. A safety mechanism is at the base of the throat, with a push button acting as a trigger. According to the previous owner, this is one of three Protect-O-Lite flashlight guns known to exist. Another is on exhibit at the International Spy Museum, in Washington D.C. Overall length, 9.5".
**Requires C&R or FFL - see T&C if you are not personally a license holder