Waihangahia tētahi putanga matatini ake o tēnei rerenga Ko te kārihi 10.75x58r i whakamahia i Berdan i hangaia hoki e Hiram Berdan, me te āwhina a te Koronela Gorloff o Rūhia.
Ko te tikanga, ko te putanga matatini ake o te rerenga korero ko "Ko te 10.75x58r potae i whakamahia i roto i te Berdan i hangaia e Hiram Berdan, a ko te whakamahinga tuatahi o te Berdan primer i roto i te potae patu iti. "