The Trijicon MRO?? 45 Degree Offset 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. This mount is ideal for close range shooting as it is designed to mount your MRO next to your primary optic. The 45 Degree Offset Mount can attach to either the right or left side of your weapon.