Trijicon's RMR 45 Degree offset Quick Release mount is ideal for close range shooting. The mount features the ability to attach to either the right or left side of the weapon. It also has return to zero feature in a low weight, low profile design which works with any Picatinny rail. It is constructed of 7075-T6 aluminum with an easy to use one handed tool less mounting system. This model has a matt black anodized finish.