Auto Ordnance M1 Carbine, Semi-automatic Rifle, 30 Carbine, 18 Barrel, Parkerized Finish, Walnut Stock, 10 Rounds, 1 Magazine AOM140 Each Auto-Ordnance M1 Carbine is a faithful reproduction of the famous military rifles that served American forces beginning in World War II. Each rifle has a Parkerized finish, American Walnut stock, 10 round magazine, 18" barrel and flip-style rear sight.