The Inland Manufacturing M2 Carbine Inland WWII is a usa-made select-fire carbine chambered in .30 Carbine, introduced in 1944. Primary use: military. Type: Carbine Action: Select-Fire Caliber: .30 Carbine Capacity: 30 Year introduced: 1944, USA Weight: 80 oz Overall length: 35.7" Status: Discontinued Military use: Yes Intended use: military