Brand: IBM Model: M1 Carbine Type 3 Caliber/Gauge: 30 Carbine Finish: Black Phosphate, with clear wear Stock: Wood type 3 Barrel: 18 inch Additional: IMB's offering for the M1 carbine type 3. The bore and riflings are clear, even with the wear on the outside of the barrel. Features the updated peep sight, bayonet lug and switch style safety selector.