Have you ever looked at your favorite bird gun and thought ... the Luftwaffe Drilling is that when you turn the selector switch to the rifle barrel, a small rear leaf sight automatically rises ...

Like the Icon, it is a three-lug turn ... channel around the forend–to accommodate different-size barrels–the humpback comb, and the large gear-toothed barrel nut that joins the barrel to the action, ...

1380 - Hand guns are known across Europe. 1400s - The matchlock gun appears. Before the matchlock, guns were fired by holding a burning wick to a "touch hole" in the barrel igniting the powder inside.