This new BCA BC-15 in 223 Wylde shoots both 5.56x45mm NATO and 223 rem more accurately comes with one 30 round Magpul Gen 3 magazine, mil-spec lower, standard rear charge upper, 16" stainless steel heavy barrel, carbine length gas system, and 15" MLOK rail. Insured shipping is $55.00 to the continental U.S. where allowed and no card fees added at Deals on Guns. Stock photos of new guns so serial #'s vary. BCA website; BC-15 | .223 Wylde | 16" 416R SS Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK