The Truglo 45 degree offset riser mount is ideal for the individual who needs to mount a small Red dot optic or Mechanical sight onto a Picatinny rail. The mount can be utilized by left or right handed shooters. The mounts can be purchased in pairs in you are trying to align a set of Mechanical iron sights. The mount will attach itself to any type of MIL-STD-1913 Picatinny rail. The mount is CNC machined from high quality aluminum and features a matte black finish. Features:- mounts to existing Picatinny style rail- CNC machined aluminum- easy to install- ideal for mounting small iron sights or small Red dot optics- matte black