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Site News The People of Virginia VS Grabigial BanBerger | ARFCOM News
5/7/2007 7:19:22 AM EDT
moved
5/7/2007 9:10:52 AM EDT
[#1]
Wrong forum...M4 ramps start in the barrelextension and go into the receiver.

Standard ramps are only on the barrel extension

Its to aid feeding in short barrel rifles.........designed by Colt who just happens to supply the M4 carbine..
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