The Mossberg 930 is a 12-gauge semi-automatic shotgun designed by O.F. Mossberg & Sons.
The Mossberg 930 is one of the most popular automatic shotguns, used by hunters and skeet-shooters often.

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  1. Poe0416

    Help Mossberg 930 Shell Stop

    I've got myself into trouble installing a new bolt release on a Mossberg 930 JM Pro ( After install, my shell stop is able to release two shells when the bolt release is depressed while the lifter/elevator is in the down (closed)...
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