Wound up with that higher and It is really chrome bore barrel down the road. I feel It can be an A1E1 from some nomenclature I saw but undecided as I've hardly ever witnessed An additional one. I figured this was designed within the time of product improvement on the https://coltcombatelitedefender01111.mpeblog.com/55466775/colt-m16a1-for-sale-things-to-know-before-you-buy