Never used it on my pistol but I have one of these - a docter. Gets pretty high reviews and it seems the German company that makes then was bought by trijicon.
http://www.cdnnsports.com/docter-7-0moa-bk-reflex.html#.VPs1VRn0DqA
I got one last week on sale before they went out if stock. Uses the fastfire mounts.
http://www.cdnnsports.com/docter-7-0moa-bk-reflex.html#.VPs1VRn0DqA
I got one last week on sale before they went out if stock. Uses the fastfire mounts.