In accordance with MCO P8011.4D each Marine armed with the M-16A1 rifle is allocated 240 rounds of 5.56mm ball and 20 rounds of 5.56mm tracer each year. The ammunition used for annual requalification does not come out of this allotment, however, the ammunition utilized at the 1000-inch range during prequalification training does come from the … Continue reading . . . and comeback from 6th Marines