BUY FREEDOM ORDNANCE FX9 ONLINE FUNDAMENTALS EXPLAINED

I have been seeking a good thoroughly clean like new Belgium Mild 20 and Belgium twelve and certainly will include those two to the gathering. The Belgium guns do sense distinct.Do you know what year they manufactured the change in structure? I feel it needed to be about 1959 or 1960. The early aluminum receivers do not have "twelvette" printed on