Wheeler Pro Scope Mounting Kit Combo 1" & 30mmThe complete kit provides everything necessary to mount a scope the correct way. Proper scope installation is critical to the accuracy of your firearm. Get the most accuracy possible out of your gun by ensuring proper scope installation. Alignment and Lapping of rings ensure maximum surface area contact between scope tube and rings. This not only helps the rings hold the scope more securely but also protects your scope from damage misalignment can