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Sig 556R rifle owners, barrel lining?

Discussion in 'Rifle Discussion' started by halmbarte, Feb 27, 2012.

  1. halmbarte

    halmbarte PDX Active Member

    Likes Received:
    I'm thinking of picking up a Sig 556R in 7.62x39. If I get it, it's going to see Yugo M67, which is corrosive.

    The interwebz are failing me in this question: Is the barrel on the 556R lined or coated to prevent corrosion?