The Super Precision MRO Series was developed specifically to work with the Trijicon MRO and like mounted red dot optics. These mounts are precision machined from a single piece of 7075-T6 high strength aluminum. Utilizing Geisseles update of the classic nut and bolt method, this mount will attach your red dot to your weapon with 1"400 pounds of clamping force, and features 3 shear lugs for maximum rigidity and return to zero.Features :Precision machine from a single piece of 7075-T6 high strength aluminum