Burris MTAC 4.5-14x42. 30mm Tube. it was mounted on a .243 and worked flawlessly. No ring marks. It's in it's original box. I just decided to go with a higher magnification.

It has the Ballistic Milling Reticle which has mil hash marks on the top and sides of the reticle and yardage holdover hash marks on the Bottom.
$225 shipped.