Home / Accessory-Barrels / FN BBL AR-15 5.56MM 20″ M16 RIFLE Sale! FN BBL AR-15 5.56MM 20″ M16 RIFLE$29900 Original price was: $29900.$27441Current price is: $27441. Out of stock SKU: 20-100043 Category: Accessory-Barrels Product ID: 25256 Description Description Chrome Lined Chamber and BoreM4 Style Feed RampsRifle Length Gas System Related products Sale! SilencerCo BARREL M&P SHIELD 9MM 1/2X28 $16900 Original price was: $16900.$14408Current price is: $14408. Sale! FN BBL AR-15 5.56MM 18″ M16 RIFLE $29900 Original price was: $29900.$27441Current price is: $27441. Sale! SilencerCo BARREL GLOCK 22 40S&W 9/16X24 $16900 Original price was: $16900.$14408Current price is: $14408. Sale! Heckler and Koch (HK USA) BARREL VP9 TACT 9MM 4.45″ THRD $27699 Original price was: $27699.$24910Current price is: $24910.