Home / Accessory-Barrels / FN BBL AR-15 5.56MM 18″ M16 RIFLE View cart “FN BARREL AR-15 5.56MM 14.5″” has been added to your cart. Sale! FN BBL AR-15 5.56MM 18″ M16 RIFLE$29900 Original price was: $29900.$27441Current price is: $27441. Only 2 left in stock FN BBL AR-15 5.56MM 18" M16 RIFLE quantity Add to cart SKU: 20-100042 Category: Accessory-Barrels Product ID: 25328 Description Description Chrome Lined Chamber and BoreM4 Style Feed RampsRifle Length Gas System Related products Sale! Beretta BARREL 92FS 9MM BLK THD $27900 Original price was: $27900.$21657Current price is: $21657. Sale! Shadow Systems G19 G3 9MM SLIDE ASSEMBLY OR $46900 Original price was: $46900.$37233Current price is: $37233. Sale! FN BBL AR-15 5.56MM 10.5″ M16 CAR $29900 Original price was: $29900.$27441Current price is: $27441. Sale! Springfield Armory XDM 10MM 4.5″ THREADED BARREL $15999 Original price was: $15999.$11881Current price is: $11881.