M16A225mZEROINGTARGET 1:SETREARSIGHTELEVATIONTOONECLICKPASTTHE8/3SETTING. 2:AIMATTARGETCENTERANDADJUSTSIGHTSTOBRINGSHOTGROUPSASCLOSE ASPOSSIBLETOCENTEROFCIRCLE.ADJUSTFRONTSIGHTELEVATIONONLY. 3:SETREARSIGHTELEVATIONBACKTO8/3SETTING.WEAPONWILLBEZEROEDFOR ...