Tactical 30mm Low-Single-21mm Tall

Robust 6-screw Tactical Ring is perfect for mounting red-dot optics, magnifiers, and other accessories with 30mm tube diameters to your Picatinny rail. When using this ring to mount a conventional riflescope, we strongly recommend lapping the rings for a proper and secure fit for your optic.
This Vortex Tactical Ring positions the center of the riflescope tube at a height of 0.83 inches (21.0 mm) from the base.
Sold one ring per package.