The American Defense MRO Lightweight QD Mount, Lower 1/3 (brand part no. AD-MRO-LW-11-STD) is designed for the Trijicon Miniature Rifle Optic. This version sets the optic at the lower 1/3 co-witness height of 1.63 inches, a little taller than the absolute co-witness version. The sleek design cuts weight by 20 percent and opens the view of the target compared with traditional mounts. American Defense Mfg machines it from 6061-T6 aluminum.

Key Specifications

• The mount is made for the Trijicon MRO Miniature Rifle Optic.
• Mount height is the lower 1/3 co-witness 1.63 inches, a bit taller than the absolute co-witness version.
• Weight is 2.2 ounces, a light load on the rail.
• The design gives a 20 percent weight reduction and a less obstructed view of the target compared with traditional mounts.
• The body is 6061-T6 aluminum with a hard-coat Type III Mil-Spec anodize finish.
• The patented QD Auto Lock lever clamps both in-spec and out-of-spec rail systems.
• The lever adjusts by finger or flat-blade screwdriver and locks to the front or the rear.

Frequently Asked Questions

What height is the lower 1/3 version? It is 1.63 inches, the lower 1/3 co-witness height. The absolute co-witness version sits at 1.45 inches.

Which optic does it fit? It is designed for the Trijicon MRO, the Miniature Rifle Optic.

How does it differ from the absolute co-witness version? It sits at 1.63 inches instead of 1.45 inches and weighs 2.2 ounces instead of 2.1 ounces.

Buy the American Defense Trijicon MRO Lightweight QD Mount, Lower 1/3

The right mounting height changes how fast the dot shows up when the rifle comes to your shoulder, and American Defense Mfg offers this MRO mount in more than one. See more red dot mounts and order from our Lubbock, Texas gun shop for fast, insured shipping.