This used Rockola M1 Carbine fires the .30 carbine round. This consignment rifle has an 18" parkerized barrel with a wood stock. This is a select fire rifle (semi-auto or fully automatic). The M1 Carbine has a M2 machine gun kit (John Norrell Arms) installed. It has an adjustable collapsible stock and rear adjustable sights. It comes with 1 30 round magazine. All NFA rules apply to this consignment gun.