A shotgun choke is a device the constricts or tapers the muzzle end of a shotgun. The tapering or constriction of the shotgun choke causes the shot to exit the barrel’s muzzle into a tighter pattern. A tighter pattern tends to cause the shot to fly further and for a denser shot co...
.410 bore (Notice this isn't a gauge, but a bore measurement. Most just refer to it as a "4-10.") Length: This is literally the length of the shotgun round. The three most common are 2-¾ inch, 3-inch, and 3-½ inch. You'll also run across 2-½ inch and relatively ...