BARREL AR-15 5.56MM 14.5" CARBINE LENGTH GAS SYSTEMFN Hammer-Forged Barrel 223 Rem | 5.56 NATOSKU: FN36420$399.00PriceQuantity*Add to CartSpecifications Manufacturer model: 36420 UPC: 845737005115 Type: Accessory-Barrels Caliber / gauge: 223 Rem | 5.56 NATO Barrel length: 14.5" Overall length: 23 Feature 1: Chrome Lined Chamber and Bore Feature 2: Mil-Spec Barrel Steel Feature 3: Carbine Length Gas System