Re: What caliber for second barrel?
Originally Posted by johnnyk
I'd go 6mmBR, 1-8 twist. JohnnyK.
That is what I was thinking after reading a little more. +1 on the 6br. Get a 1:8 and shoot 105, 107, or 115's. Though I have to admit, the 223AI is a very temping cartridge and absolutely no recoil on a heavy gun.
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