Black Oxide 1903 Springfield O&E Front and Rear Scope Bases fits Unertl, 5A & A5 Scopes

For the Vintage Sniper Class competitor putting together a USMC sniper rifle from a 1903 Springfield. These black oxide finish scope bases are for use with Unertl, Winchester A5 and Lyman 5A type mounts. These will duplicate the popular Unertl O, rear, .230" high and E, front, .470" high blocks. The squared ends of the bases are the same shape that was shipped with the USMC Unertl sniper scope to the US government. Available with a black oxide or color case finish. This one is black oxide. Comes with 6-48 mounting screws.