The HK MP5 A5 semi-automatic rifle is the classic configuration of the MP5 submachine gun developed in the mid-1960's. The HK MP5 A5 semi-automatic rifle in .22 LR is manufactured exclusively by Walther under license from HK, making it the only genuine HK tactical rimfire replica available in the world. It has a standard forearm, a retractable stock, and a compensator. Additional features include: HK-style front and rear sights that are both adjustable, a bolt catch, a metal receiver, authentic sling attachments, and a Navy pistol grip. This rifle comes with the original factory box. Its stock, metal, and bore are all in very good condition.