“ROSCO 12.5″ M4 5.56 NATO” has been added to your cart. View cart HomeAR Upper PartsAR BarrelsLANTAC 14.5″ 300 BLACKOUT BARREL BLKLANTAC 14.5″ 300 BLACKOUT BARREL BLK$260.99 LANTAC 14.5″ 300 BLACKOUT BARREL BLK Additional information UPC 640117876640 Manufacturer Lantac USA Manufacturer Part Number LA00241 Sights No Caliber/Gauge .300 AAC Blackout Model Raven Product Type Barrel Barrel Length 14.5" 4 in stock LANTAC 14.5" 300 BLACKOUT BARREL BLK quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist