The Trijicon MRO?? Low Weaver Mount Quick Release features an aluminum design and a matte black anodized finish. It is easy to use with a one-handed, tool less mounting system. This lightweight low mount is perfect for mounting the Trijicon MRO on any weapon platform with a Picatinny rail that requires a low optical height. This would include a shotgun, .22 rifle, AK or pistol platform.