A high-capacity magazine designed for the M1911 pistol, typically holding 50 rounds of .45 ACP ammunition, employs a cylindrical design where cartridges are stored radially. This type of magazine offers a significantly increased ammunition capacity compared to standard M1911 magazines.
The large ammunition capacity provides a sustained rate of fire with fewer magazine changes, potentially beneficial in certain competitive shooting disciplines or specialized scenarios. However, these magazines can be bulky, affecting weapon balance and maneuverability. Their historical use is limited, with modern iterations primarily found in civilian markets. The development of such magazines reflects ongoing innovation in firearm technology, balancing firepower with practical handling considerations.