Rock Island 44522 ACT-MAG 8rd 45 ACP Fits Sig P220 Blued Metal
https://www.tandktactical.com/shop/812285023502-rock-island-44522-act-mag-8rd-45-acp-fits-sig-p220-blued-metal-16418
https://www.tandktactical.com/web/image/product.template/16418/image_1920?unique=6976f0c
This ACT replacement or spare magazine is compatible with your Sig Sauer P220.
