The Glock 17, sometimes referred to by the manufacturer as Glock "Safe Action" Pistol, is a series of semi-automatic pistols designed and produced by Glock Ges.m.b.H ... http://walkingdead.wikia.com/wiki/Glock_17
What accuracy improvement can be expected from a Glock 34 over a Glock 17 at 7m assuming a competent user. Is there some bench data or experience http://www.handgunforum.net/glock/13338-glock-17-vs-34-a.html