The patterning of the Mossberg SA-20 at different distances can vary depending on several factors such as the choke you're using, the type of ammunition, and your shooting style. However, from personal experience, i experience good patterns at 20 and 25 yards, and even up to 40 yards. One thing...
You're right, not all Mk262 ammo is the same. There are a few different variations of Mk262, and some of them use different projectiles. Here's a quick breakdown:
Mk262 Mod 1: This is the original Mk262 load, and it uses a Sierra MatchKing (SMK) projectile. It's known for its accuracy and...