COLT M16A1 FOR SALE THINGS TO KNOW BEFORE YOU BUY

Wound up with that higher and It is chrome bore barrel down the road.  I think It really is an A1E1 from some nomenclature I saw but undecided as I've never seen A further just one. I figured this was manufactured within the time of product advancement to the M16A2 ?. I can perform photos  if asked for .... perfectly I attempted, but This website