Walther HK G36 .22 Rifle. by NRA Staff; posted on January 26, 2015 ... (HK) MP5. This year Walther is offering a new .22 styled after the HK G36 5.56x45mm battle rifle.

The Heckler and Koch G36 rifle was a new rifle for a new Germany. Adopted after reunification united East and West Germany into a modern superstate, the G36 was a high tech marvel.