Dwight, a Match Grade Barrel with tighter and more precise tolerances to allow for competition level shooting accuracy. The barrel will fit extremely tightly against the chamber, to increase accuracy. These barrels are generally a little bit thicker and heavier and higher quality than a standard barrel. A match grade barrel from a reputable manufacturer can greatly increase your weapon’s accuracy.

Dwight, A match grade barrel is supposed to be a barrel that allows for match grade accuracy. The barrel should fit extremely tightly against the chamber, to increase accuracy. These barrels are generally a little bit thicker and heavier, but are also sometimes made from different materials or treated or hardened differently.