Wound Up with that upper and it's chrome bore barrel in the future. I do think It is an A1E1 from some nomenclature I saw but undecided as I've by no means noticed An additional 1. I figured this was made within the time of merchandise improvement to your M16A2 https://goldcuptrophycolt4591222.thebindingwiki.com/7773282/little_known_facts_about_colt_python_6_for_sale