Which m4 carbine is the most accurate and most reliable?
For those of you who may have been on another planet for the past three or four years, our troops in Iraq and Afghanistan are having serious reliability issues with the M16 rifle and M4 Carbine, especially the latter. The basic problems with the M16 and M4 are nothing new. M16 reliability issues date to the mid-1960s and more recently, a study of the M4A1 conducted by the Special Operations Command in 2000 stated that the M4A1 was “fundamentally flawed” for a number of reasons. The M4/M4A1 Carbine has also turned out to be a poor “people stopper” when used with standard M855 ball ammunition. This is less of an issue if one is carrying an M16, but most troops in the “Sand Box” are equipped with M4 or M4A1 Carbines. The difference between the M4 and the M4A1 is that… the M4A1 has a flat top upper receiver, while the M4 does not. Most Special Forces have the M4A1 with a MIL-STD-1913 rail upper receiver and handguard adapter, while the M4 has an M16A2 type upper receiver. Most “Big Army” t