This is a factory extended .45 ACP 10-round magazine for Sig Sauer P220 pistols. Sig Sauer's legendary P220 has been adopted by militaries around the world and established their reputation as a world-class provider of reliable firearms.These combat-ready Sig P220 magazines can keep up with all of your self-defense and target practice needs.Stainless SteelPolymer Baseplate.45 ACP10-Round Extended MagazineIdeal for Home Defense or Target PracticeThese extended magazines give you 2 extra rounds of hard-hitting .45 ACP inside a natural-finish stainless steel box mag with a small polymer baseplate.Built to the same standard of excellence as the mags that came with your gun these extended factory mags are the perfect upgrade to your P220 kit.Searching for 45 ACP? Score big savings when you shop our large selection of cheap .45 ACP ammo for sale.This Sig Sauer Magazine is a Factory Original Replacement Part manufactured to the same specifications and tolerances using the same materials as the OEM Magazine that came with the pistol guaranteeing optimal fit and reliable operation.*NOT FOR SALE IN: HI MA and Chicago