Break-in Procedure for new Firearm

Post by: M1A4ME
The next time I go to the range I'll have my latest AR15 build in .223 Remington.

It has a new Ballistic Advantange stainless steel barrel on it.

I'll shoot three rounds of the 55 grain FMJ Hornady reloads. Check the group. Check the brass for pressure signs (shouldn't be, but funny things happen).

Then I'll make a scope adjustment (I sight in at 25 yds.) and shoot 3 more rounds. Check the group. Check the brass for pressure signs.

Then I'll make a scope adjustment and shoot 3 more ...

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