Gun Review: GLOCK G19 GEN4 MOS & G17 GEN4 MOS

GLOCK released their MOS, or Modular Optic System, line of pistols a year ago. With the ability to mount a variety of reflex-style red dot optics to the slide, the GEN4 MOS offerings kicked off with big guns suitable for hunting and competition: the G40, G41, G34, and G35. Building on that success and much to […]