The Soviet Arms AKS-74U "Krinkov" SBR features a side folding rear trunnion, hinged dustcover, and short barrel for the most compact AK PSA has offered to date. This pistol is equipped with a black Metal Triangle Folding Stock, a hinged dustcover with integrated rear sight, and plum gloss wood furniture. The original AKS-74U was adopted in 1979 to bridge the gap between a subgun and a full-length rifle. *This firearm is classified as a Short Barreled Rifle (SBR) under the National Firearms Act (NFA) and is subject to all NFA regulations. Buyer must be at least 21 years old and must reside in a state where SBR ownership is legal. All NFA rules apply.By purchasing this item, you acknowledge and agree that you are legally eligible to own an NFA item and will comply with all federal, state, and local laws.*