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Michael Z. asked 7 years ago:
3 answers
Mossberg MB Magazine Patriot 375Rug 3rd
It stands for mossberg and the caliber is 375 ruger
Wendell O.
7 years ago
Mossberg Patriot comes is several different models, calibers and action length The MB stands for Mossberg Box magazine. The box magazine should interchange within the same action length. A .308 magazine will be shorter than a 30.06 magazine.
Lawrence G.
7 years ago
Michael, MB stands for "Magazine Box" which designates the Magazine type.
James G.
7 years ago
