M4 Carbine Upgrade Kit Deployed

In an interesting article entitled “Finally Fixing The M4 Carbine,” Strategy Page reports that “the U.S. Army has begun delivering upgrade kits for its M4 carbines. The kits replace the barrel, receiver and auto-loading system with one that is easier to keep clean. There is also a heavier barrel and the ability to fire full automatic. There are also stronger rails on top of the barrel, for mounting scopes and such. The army is distributing at ...

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