Weaver Mounts 49091 Detachable Top Mount Extension Rings Matte Black 1″ Medium

Weaver rings feature tough, lightweight aluminum construction to hold up to the most powerful recoil. They let you position your scope forward or rearward to get ideal eye relief. The Weaver cross-lock design means a tight, secure fit on your firearm. Steel strap for added strength and an aluminum saddle for reduced weight.