The Glock 19 Gen4 MOS is one of the most well-liked compact full-measurement-body pistols for each day have, home defense, and Experienced use. Should you’re hunting for Glock 19 Gen 4 available, Glock 19 MOS gen 4, or versions like g19 gen four mos, This information will assist you to recognize what will make the Gen4 MOS model Specific, the way