Patent attributes
A modular shotgun magazine including an upper portion and a lower portion that are interchangeable with other upper and lower portions. The upper portion includes a first interior, and upper opening, a lower opening, and a lower flange. The lower portion includes a second interior with an upper opening and an upper flange. The upper flange of the lower portion is connected to the lower flange of the upper portion so that the first and second interiors form a cavity. A fastening mechanism selectively connects the upper portion to the lower portion. The upper portion of the modular magazine may be connected to various lower portions having different shell capacities. The lower portion of the modular magazine may be connected to different upper portions that are configured to mate with a receiver of different shotguns.