Abstract: A removable sighting device mount is disclosed having an elongate top member configured to removably receive a sighting system thereon, the elongate top member removably attachable to a firearm. The device has a first elongate arm having a longitudinal axis that is parallel to the elongate top member, the first elongate arm having an elongate tab configured to mate with a first slot disposed in a receiver of the firearm. The device also has a second elongate arm, disposed opposite the first elongate arm, having a longitudinal axis that is parallel to the elongate top member. The second elongate arm has an elongate tab configured to mate with a second slot disposed in the receiver of a firearm.