Detachable Extension Top Mount Rings 30MM
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Weaver Base Pairs feature tough, lightweight aluminum construction to hold up to the most powerful recoil. The Weaver cross lock design means a tight, secure fit on your firearm. These bases accept all Weaver top mount cross lock rings.
Select Styles for Availability
Try these to get the ideal eye relief. They let you position your scope forward or rearward.
- Steel strap for added strength and an aluminum saddle for reduced weight
- Made in America
- Weaver's original cross-lock ring design
Our rings can handle any scope-mounting need
Whether you're looking for our classic Weaver's original cross-lock Top Mount, windage adjustable or dovetail extension rings; we have many great options. These rings are available in a variety of choices including aircraft-grade aluminum options or Grand Slam steel, and many more
Engineered to provide confidence through precision and reliability
Weaver has over 90 years of experience creating the world's most reliable mounting systems and accessories