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自左至右依次为:0.50英寸BMG M33弹、0.416英寸Barrett弹、6.8mm SPC弹。其中,0.50英寸BMG M33弹是北约通用的12.7×99mm机枪弹,也可用于大口径反器材步枪;0.416英寸Barrett弹的远程精度较高,甚至超过了12.7×99mm弹,比较适用远距离狙击;而6.8mm SPC弹则是针对5.56mm NATO弹在山区射程较近、终点效能不足而研制的。
From left to right: 0.50 inch BMG M33 bombs, 0.416 inch Barrett bombs, 6.8mm SPC bombs. Among them, the 0.50-inch BMG M33 bomb is a common NATO 12.7 × 99mm machine gun can also be used for large-caliber anti-equipment rifle; 0.416-inch Barrett bomb high precision remote even more than 12.7 × 99mm shells, more suitable for long-range sniper; The 6.8mm SPC bomb is for the 5.56mm NATO bombs in the mountains near the range, the lack of end-point performance and development.