Ruger 90288 4KO Offset Scope Ring Silver 1" Medium
https://www.tandktactical.com/shop/736676902880-ruger-90288-4ko-offset-scope-ring-silver-1-medium-7887
https://www.tandktactical.com/web/image/product.template/7887/image_1920?unique=6caa3b0
Designed to fit a scope with a one-inch scope tube diameter and a 42MM objective diameter and allows for rearward positioning of the scope.
