Quote:
Originally Posted by steveno
my M-57 with the .500 trigger is a 1977 year gun and my M25-5 with the .400 trigger is a 1980 year gun to narrow down the time frame of the change over
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Funny. My M25-5 from 1979 has both .500 TT's. # N 661109,no XXX's. It also has the pinned bbl. Big Larry
