RIFLE: DEL-TON MODEL DTI-15 RIFLE, SERIAL NUMBER DTI-S133194, BLACK (MATTE), CASE NOT INCLUDED, SEMI - AUTOMATIC, 5.56 NATO, 18 Notes: Del-Ton DTI-15 5.56 NATO Semi-Automatic Rifle The Del-Ton DTI-15 is a semi-automatic rifle chambered in 5.56 NATO. This example features a black matte finish and an 18" barrel. The case is not included. Firearm Details: Manufacturer: Del-Ton Model: DTI-15 Action: Semi-Automatic Caliber: 5.56 NATO Finish: Black Matte Barrel Length: 18" Case: Not Included Serial Number: DTI-S133194 This Del-Ton DTI-15 is chambered in 5.56 NATO and features an 18" barrel with a black matte finish. The original case is not included.