10 gauge. Bore diameter: .775 inches. The 10 gauge is essentially on life support in the world of American wingshooting. Few companies make guns or loads for this gauge anymore. You can still find a ...

The bore diameter of a 10 gauge is .775 inches. For reference, a 12 gauge has a bore diameter of .729 inches. Outdoor Life conducted a 10 gauge vs. 12 gauge range test in 2021 and the results showed ...

Bore Diameter: 12 Gauge vs. 20 Gauge. The larger bore of the 12 gauge can accommodate more payload when stuffed with shot, but this becomes a moot point when dealing with a single projectile.

20 Gauge Bore Diameter: .615 inches. 12 Gauge Max Chamber Length: 3.5 inches. 20 Gauge Max Chamber Length: 3 inches. Understanding Payloads. Shooting TSS complicates the payload picture.

The gauge designation is determined by the number of perfectly round pure lead balls – equal to the diameter/caliber of the bore – required to weigh one pound. For example, a 20-guage shotgun ...

A Dial bore gauge is also known as comparator gauges. You set the bore gauge to a known standard or diameter. Most budget guys use a micrometer, but for highly accurate work, you can purchase (for ...

As 0.550 inches is the nominal bore diameter for 28 gauge, it is obviously not backbored or overbored. The 28-gauge Dea comes with five interchangeable choke tubes: cylinder, ...

I recently acquired a used Mossberg 835 shotgun in 12 gauge. The 24" barrel is rifled, ... bore diameter, it features a 10-ga. (0.775") smooth bore. The use of “rifled slugs” down this ...