Abstract: An unified barrel scope mount for retaining a scope on one of a rifle and pistol. The unified barrel scope mount includes a mounting section for clamping the unified barrel scope mount to one of the rifle and pistol including a recess formed therein for clamping to a connector on the one of the rifle and pistol. A scope mounting device is provided for retaining a scope thereon and a mid section is connected between the mounting section and the scope mounting device. The mid section includes a slot extending from the recess in the mounting section and at least partially therethrough; a first vertical side extending perpendicular to the slot; and a second diagonal side extending perpendicular to the slot. The unified barrel scope mount is movable along a length of the connector on the one of the rifle and pistol and is connectable in one a first position and second position.