Tam has written about the history of the French MAS-49/56. It is very interesting, well worth a read.
A handy, compact weapon, the MAS-49 was roughly the same size as the contemporaneous Soviet SKS. Also like the SKS, its prewar heritage was evident in its elaborately machined steel receiver, designed before metal stamping technology had become a tool in the gun maker’s box. Unlike the SKS, it fired a full-power round, with much the same ballistics as the later 7.62×51 NATO, the famed .308 Winchester.
More here.