The Nordic Components AR-22 Three Piece Stock Kit converts your Ruger 10/22 rifle over to a modular AR-style configuration. The kit includes a Picatinny top rail that accommodates scope mounts or red dot optics, a lower main body that accepts AR-15 pistol grips and buffer tube assemblies, and a forend adapter that is compatible with many different free-flaoting AR-15 handguards. All mounting hardware and instructions are included. Not compatible with Takedown Models.