Why not have it tapped for a Weaver base, then buy some allen plugs to fill the holes when you have it on your hip? The Loctite will hold both in tightly.<P>Or, you could get one of those contraptions from B-Square that you have to remove the rear sight assy to bolt on.<P>Looks like those are the only choices, swampfox.<P>Regards,<P>Jonesey