Sig Sauer P320-M17 9mm 21-Round Extended Magazine

Double down on firepower with the Sig Sauer® P320-M17 9mm 21-Round Extended Magazine. Crafted from durable steel with a corrosion-resistant finish, this magazine offers unparalleled strength and durability for reliable performance in the field while the durable steel spring and high-impact polymer ensure smooth and proper feeding in high-stress target or defensive environments. The extended FDE polymer baseplate adds another layer of protection and helps improve stability and control. Adopted by the US Army and trusted by police departments all over the world, the P320 delivers classic Sig Sauer quality in a polymer-frame pistol at a more affordable price than traditional Sig combat pistols. Its double-action-only cousin, the P250, is another popular, budget-friendly sidearm engineered for maximum performance and reliability. These extended magazines offer enhanced grip area and improved capacity that’s perfect for home defense, target shooting, and more.