Vortex Optics VMX-3T 3X Magnifier
Designed to provide the ultimate in versatility for your red dot, the Vortex 3X magnifier allows you to go from 1X to 3X in one quick movement thanks to the easy to use flip to side mount. Nitrogen purged for superior fogproof and waterproof performance, multi-coated lens for increased light transmission, hard anodized matte black finish and flip mount equipped. Mounts at lower 1/3 or co-witness heights. Lifetime Transferable Warranty!