Leupold Ring mounts are designed to accommodate those firearms that have unique integral mounting systems, such as the Ruger 77, #1 and 77/11models. For the Ruger Model 77, standard ring mounts are available in both 1" and 30mm diameter models. The Ruger #1 and 77/22 employ the same ringmounts. For those rifles, Leupold offers both 1" and 30mm diameter models. Also available in Extension Rings.
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