M855A1Clippedcost2009 February 12, 2018 at: 966 × 735 In: $13 a Shot: US Army’s New 7.62mm XM1158 ADVAP Round Costs HOW MUCH!? ← Previous Next → On 10 round clips for the M16 Rifle and M4 Carbine, it cost a little over $0.75 per round