One area well worth spending some extra $$ on...

by mcassill, Tuesday, April 14, 2015, 14:30 (3451 days ago) @ rob

Get the NP3-coated bolt carrier group. Some vendors will call it "nickel boron". A lot slicker than the mil spec parkerized, and a lot easier to wipe crud off of. The same MAY be true of a nitrided BCG, but I have not tried one.


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