Patent ID: 7971384

Claim:
A firearm sighting attachment comprising: a first mount assembly configured to engage a firearm at a first engagement location on a firearm and a second mount assembly configured to engage the firearm at a second engagement location on the firearm wherein the first engagement location includes at least one angled extension configured to be accepted in a receptacle associated with the firearm, the receptacle comprising a region on an upper surface of the firearm void of material and including a flat planar surface and an elliptical curvilinear surface and wherein the flat planar surface is inclined at an angle of less than 90 degrees as viewed perpendicularly from the upper surface of the firearm toward the elliptical portion, the flat surface being proximate to the second engagement location and wherein the firearm includes a bore sight; and at least one ring assembly configured to detachably couple a sighting device to each the first mount assembly and the second mount assembly prior to the first mount assembly and the second mount assembly directly engaging the firearm so as to align the sighting device with the bore sight.