Leupold designed these ringmounts in various sizes so you can mount any Leupold scope on a Ruger #1, M77, or 77/22 rifle. Machined from solid steel for critical tolerances and all around good looks, Leupold Ringmounts offer greater mounting flexibility for these Ruger rifles.
Warranty: Full lifetime guarantee. If any product has defects in materials or workmanship, Leupold will, at their option, repair or replace it free. Even if you are not the original owner.