The AKS-74U is an ultra-compact carbine variant of the AK-74, designed for vehicle crews, special operations forces, and personnel who required a more concealable weapon than the standard AK. Its very short barrel necessitated a large muzzle booster to ensure reliable cycling. Issued during the Soviet-Afghan War and widely copied. Type: Carbine Action: Semi-Automatic/Full-Auto Caliber: 5.45x39mm Capacity: 30 Year introduced: 1979, Soviet Union Weight: 5.5 oz Overall length: 19.3" Status: Discontinued Military use: Yes Intended use: Military