This is a factory .45 ACP 8-round magazine for Sig Sauer 1911 pistols.

Sig Sauer’s 1911 pistols combine John Browning’s iconic masterpiece with perfectionist Swiss craftsmanship in a rugged, combat-ready package.

Designed for the classic .45 ACP cartridge, these magazines feature surgical stainless steel construction with durable music wire springs, polymer baseplates and wide-cut witness holes on each side to check how many rounds you have left. Built to run flawlessly in even the harshest condition, these magazines are the perfect factory upgrade for your Sig 1911.

Keep a few spare magazines handy for trips to the range, home defense, competition, or combat, and don’t forget to rotate loaded mags every 3-6 months.