Gunsmiths are likely to see far more of this shotgun than those from the high-end offshore makers. Here's what both owners and gunsmiths need to know about how it works and how to keep it working.
The fixed, or "built-in," choke is found in many of today's shotgun barrels, and it is found in almost all shotgun barrels over ten years of age. It generally consists of a tapered entry (choke forcing cone) followed by a parallel section. Without a doubt, the most frequent alteration that the shotgun bore mechanic is asked to do is to make an adjustment in a choke exit diameter.
Gun Tests Magazine recently tested five high-capacity semi-automatic 9mm handguns that were aimed at the Practical Shooting competitor. Practical Shooting evolved from experimentation with handguns used for self-defense. One characteristic that separates Practical Shooting from other organized pistol competition is that the scoring takes into account the amount of time it takes to deliver the required number of shots for each course of fire. So, fast-action gun handling, as well as quick, precise shots becomes an integral part of the shooter's score. In another test, they paid particular attention to features and components that make the guns faster and easier to operate, as well as more accurate. They chose to look at the Glock G34 Gen 4 9mm. Here's what they said: