Peter:
Nice addition with the armistice date. Possibly supports why any previous dating ceases in 1943. But by 1945 they had a new dating system:



Have you any info on the sourcing of the Belgian produced Krupp tubes by the Italians circa 1932? I too think the firearms merchant wanted no hints or trace of the actual craftsmen. I suppose that if one had the locks off that there might be a touch mark on the frame or locks to point toward a particular maker, who too may have been just a subcontractor.

Does the tubeset weigh 1.432 kg?

Kind Regards,

Raimey
rse