The AD-MRO lightweight mount is designed for the Trijicon Miniature Rifle Optic. This sleek design offers 20% in weight reduction and a less obstructed view of your target for more situational awareness compared to traditional mounts. It is precision machined from 6061 T6 aluminum and finished in hard coat T3 Mil-Spec anodize. It features the Patented QD Auto Lock Lever system to accommodate both in-spec and out-of-spec rail systems.Features : The AD-MRO Lightweight Mount features the Patented QD Auto Lock Lever system. Does not require proprietary tools for adjustment. Can be adjusted with your finger or a flat blade screwdriver. Lever can be configured to lock to the front or the rear. Superior clamping surface to insure maximum rail engagement.