NcSTAR replacement AK receiver cover replaces the factory AKM cover. This AK receiver cover features an integrated optics rail and a micro dot reflex optic base that is compatible with NcSTAR Micro Dot optics. This AK receiver rail cover and the NcSTAR DDAB Micro Red Dot reflex optic combo offers the lowest mounting positions for the Red Micro Dot to co-witness with the AK iron sights.