Inland Manufacturing folding-stock M1A1 Carbine. Largest volume M1A1 producer of WWII. Type: Rifle Action: Semi-Automatic Caliber: 30 Carbine Capacity: 15 Year introduced: 1942, USA Weight: 5.47 oz Overall length: 35.65" Status: Discontinued Military use: Yes Intended use: Paratrooper, Airborne