Serial # is 9256XXX. I comprehend it was inside a VA police dept It is full life and I feel it absolutely was manufactured about 74-seventy five timeframe. No further engraving or markings from dept, selector marked Risk-free-semi-auto. Hope that assists the database Tony. If you stumble throughout any information https://sethacayv.qowap.com/90666876/what-does-colt-combat-unit-rail-gun-45-mean