I have 2 cases 200 rds. 10 boxes of 20 rds. per case total 400 rds. all boxed in carton, of Winchester 7.62x51mm 308 cal. 147 grain fmj nato stamped. want to trade for 223 ammo, prefer M855 ss109 or Lake City XM193 boxed. ftf only, no shipping around the Tampa Fl. area. email email@example.com, also will trade ammo for Colt Stamped mags, 20 or 30 rds. thanks.