Ruger 90637 Security-9 15rd 9mm Luger Black Oxide Steel
https://www.tandktactical.com/shop/736676906376-ruger-90637-security-9-15rd-9mm-luger-black-oxide-steel-8392
https://www.tandktactical.com/web/image/product.template/8392/image_1920?unique=dbbc728
This replacement or spare magazine is compatible with your Ruger Security-9. Made in the USA.
