The NcSTAR VG146 AKM Fixed Mil-Spec Stock Tube AKM Receivers optimizes your AKM stamped square receiver for enhanced adaptability. This robust stock tube includes a side-foldable adapter, enabling the use of various AR-style collapsible buttstocks while significantly improving maneuverability. Mil-Spec stock tube mount side foldable adapter for AK variants. Mounts onto AKM pattern stamped receivers with square cut flat rear receiver section. Allows a variety of AR style Mil-Spec collapsible buttstocks to be installed onto an AK variant. Folding stock adapter improves mobility and allows flexible carry versatility by reducing the overall length of the firearm in the folded position. Folding stock adapter folds to the left side of the receiver. Spring loaded folding action is easy to use. QD sling mounts on both sides of the stock adapter. Easy and simple to install. Enhance your shooting experience with this essential upgrade.