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It could be .303 if 7,6 mm tells barrels rifle land diameter. In early m98 Mauserīs the difference between land and groove diameter used to be aprc. 0.25 mm so the groove should be 7,85-7,9 mm. In C.I.P -standard the case lenght is marked 56,4 mm but itīs near enough to 54 mm. |