[dennka]

Hey guys, does anybody knows, is it 5000, 10000 or 20000 or more before replacing? Thnx

 

[dennka]

Thnx Montrala,and yes I did, good videos, good blog.

 

[dennka]

I thought barrel is nitrided.

 

[dennka]

Thnx for the informative reply, I guess I might confused with another AR that I have. If I have mr223, by cghanging barrel to 5.56 will give me ability to use 5.56 and .223 or anything else required. I am in Canada and did not see 5.56 model here.

 

[dennka]

where are you getting all of this great info, please keep it coming.