Ruger 90294 4KTG Scope Ring Silver 1" Medium
http://www.tandktactical.com/shop/736676902941-ruger-90294-4ktg-scope-ring-silver-1-medium-7893
http://www.tandktactical.com/web/image/product.template/7893/image_1920?unique=83ce822
Designed to fit a scope with a 1" scope tube diameter and a 42 MM objective diameter.
