Home / Accessory-Barrels / FN BBL AR-15 5.56MM 16″ M4 CAR Sale! FN BBL AR-15 5.56MM 16″ M4 CAR$29900 Original price was: $29900.$27441Current price is: $27441. Only 1 left in stock FN BBL AR-15 5.56MM 16" M4 CAR quantity Add to cart SKU: 20-100046 Category: Accessory-Barrels Product ID: 25259 Description Description Chrome Lined Chamber and BoreM4 Style Feed RampsCarbine Length Gas System Related products Sale! Springfield Armory XDM 45ACP 4.5″ THREADED BARREL $15999 Original price was: $15999.$11882Current price is: $11882. Wilson Combat BARREL GLOCK 19 9MM 4.02″ SS $19595 Radian Weapons AFTERBURNER+RAMJET G17 GEN5 BK $38995 Sale! SilencerCo BARREL GLOCK 22 40S&W 9/16X24 $16900 Original price was: $16900.$14408Current price is: $14408.