Ruger 90412 SR45 10rd 45 ACP Blued Steel
https://www.tandktactical.com/shop/736676904129-ruger-90412-sr45-10rd-45-acp-blued-steel-12575
https://www.tandktactical.com/web/image/product.template/12575/image_1920?unique=921b40c
10rd magazine is compatible with your Ruger SR.
