RIFLE: F-1 FIREARMS MODEL FU KING F15, SERIAL NUMBER FUF-01435, 2- TONE, CASE NOT INCLUDED, SEMI - AUTOMATIC, 5.56 NATO, 19 Notes: F-1 Firearms FU KING F15 Rifle - 5.56 NATO This firearm is identified as an F-1 Firearms Model FU KING F15 rifle chambered in 5.56 NATO. It features a semi-automatic action, a 19-inch barrel, and a two-tone finish. A case is not included. Item Specifications Manufacturer: F-1 Firearms Model: FU KING F15 Type: Rifle Action: Semi-automatic Caliber: 5.56 NATO Barrel length: 19 inches Finish: Two-tone Case: Not included Condition: Good