Ruger 90278 4BHM Scope Ring Matte Black 1" Medium
https://www.tandktactical.com/shop/736676902781-ruger-90278-4bhm-scope-ring-matte-black-1-medium-7877
https://www.tandktactical.com/web/image/product.template/7877/image_1920?unique=43a67d6
Designed to fit a scope with a one-inch scope tube diameter and a 42 MM objective diameter.
