1940 Mexican Mauser Question

Discussion in 'Rifles, Bullets, Barrels & Ballistics' started by Hollister DeLong, Nov 29, 2012.

  1. Hollister DeLong

    Hollister DeLong New Member

    Nov 16, 2012
    I purchased a 1940 Mexican Mauser marked Fabrique National. It has an aftermarket barrel...purportedly in 6MM. It does appear to be a 6mm tube. Is this weapon safe to chamber in 6mm/284?