Glock 21 Barrel After 125 Rounds of 45 ACP

Here is my Glock 21 barrel after 125 rounds of mixed manufacture ammo.

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Hard to believe but it is true. The secret is it was cleaned/treated with Archoil AR4200 before I shot it. You can see some of the barrel is still shiny. The Archoil CLP was not burned off by the powder heat and pressure.

So far I do like the Archoil AR4200 CLP. I’m still testing it though.