For sale is a lot of four mags new in the package. The packaging is marked "Center Industries Corporation" and have an NSN. There are three marked "02/92" and one is marked "11/91." (The 11/91 mag is in a package that is marked "Dec. / 1991" as you may see in the picture.) The lot is yours for $130 shipped. You may PM me, but you may have better results if you call or text me at 731-217-4084.