The OPFOR Pistol-grip Conversion Stock for the SKS rifle and carbine offers the convenience of a pistol-grip stock, with an adjustable length-of-pull, and adjustable cheek-riser. This pistol-grip with ribbed front and back straps plus a latching internal storage compartment, enhances weapon control and reduces fatigue. It has a four-position collapsible stock with the convenience of a standard loop and push-button QD sling points.