Wound up with that higher and it's chrome bore barrel in the future. I believe It really is an A1E1 from some nomenclature I saw but unsure as I've hardly ever found An additional a person. I figured this was designed throughout the time of product advancement to your M16A2 https://coltm16a1forsale44444.like-blogs.com/31084866/colt-m16a1-for-sale-things-to-know-before-you-buy