You already have .30-06's, so I would specify a chambering that is not close to the '06's ballistics. Instead I would look for a 6.5x55 or .260 Rem range. In the Super Grade, of course, or something in a pre-'64.
"There's more to optics than meets the eye."--anon
"...most of us would be better off losing half a pound around the waist than half a pound on our rifle."--dhg
