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美国防务采购制造服务(DPMS)公司的AP4/M4黑豹卡宾枪在M4卡宾枪的基础上力主革新,旨在面向军警市场。那么,AP4/M4有哪些优势?它与AR/M16系步枪之不同表现在哪里?请看——
The DP4 AP4 / M4 Panther carbine from the U.S. Defense Procurement Manufacturing Services (DPMS) Company is based on the M4 carbine and is aimed at military and police markets. So what are the advantages of the AP4 / M4 and what is the difference between the AP4 / M4 and the AR / M16 rifle?