M68 CCO ZEROING (Back-up Iron Sight) ADJUST THE M68 CCO UNTIL THE RED DOT IS CENTERED ON THE FRONT SIGHT POST AND CENTERED IN THE REAR SIGHT APERTURE. e.
If necessary, the soldier should mechanically zero the weapon as follows Adjust the front sight post (1) up or down until the base of the front sight post is flush with the front sight post housing (2). Description Electrical Red Dot sight for the M16M4 series.
Oct 13, 2011 M68 CCO ZEROING (Back-up Iron Sight) ADJUST THE M68 CCO UNTIL THE RED DOT IS CENTERED ON THE FRONT SIGHT POST AND CENTERED IN THE REAR SIGHT APERTURE.