This fires a larger and heavier (7.45 g) bullet, which has proved to be considerably more effective in tests even when fired from carbine-length barrels.

• 它可以发射更大更重（7.；45克）的子弹，在试验中这种弹药筒被证明即使是用卡宾枪枪管发射也具有更大的杀伤效果。