SKU: MGPMCOL-A16
UPC: 708279012679
The ProMag Colt AR15 223rem 42rd Black magazine is a high-capacity feeding solution designed for AR-pattern rifles chambered in .223 Remington and 5.56 NATO. With 42-round capacity, this magazine extends your firing window and reduces reload frequency during extended range sessions, training drills, or field operations. ProMag magazines are manufactured and assembled in the USA and backed by a lifetime guarantee against manufacturer defects, making this a dependable choice for serious shooters.
The magazine features a precision-wound spring constructed from heat-treated chrome silicon wire, a material specification that resists fatigue and maintains consistent feed tension across thousands of cycles. Each assembly step is inspected and double-checked to ensure uniform quality and reliability. The black polymer construction keeps weight minimal at 0.69 lbs when loaded, and the magazine's dimensions (5.5 x 2 x 15.25 inches) fit standard AR lower receivers. The high round count means extended shooting sessions with fewer interruptions, though shooters should verify compatibility with their specific upper and lower receiver combination before deployment.
This 42-round capacity magazine appeals to shooters who prioritize sustained accuracy and speed in competitive environments, training scenarios, or duty-ready configurations where magazine changes carry operational cost. AR-15 owners building patrol carbines, match rifles, or recreational platforms benefit from the extended capacity and proven feed reliability ProMag delivers. The lifetime manufacturer warranty reflects confidence in the design and production process, giving buyers long-term peace of mind.
High-capacity magazines for .223/5.56 platforms remain among the most practical upgrades available, allowing shooters to focus on marksmanship rather than logistics. ProMag's USA-made positioning and proven track record in the duty and civilian markets make their AR magazine line a mainstream choice for operators and enthusiasts alike.
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