Glock 19 Gen3 9mm Pistol with Coyote Battle Worn Flag Cerakote Finish for sale. Glock’s G19 standard compact pistol is versatile due to its reduced dimensions when compared with the standard-sized option. The 9mm G19 has found worldwide acclaim with both private and public security agencies. In addition to its use as a conventional service pistol, it is ideal for concealed carry or a backup weapon.