For years, I thought the M stood for Montana, but it does mean medium hardnness. Lofty got it right all the way.

Pap
_________________________
Mike Allen
RKCC-CM-086
True West Magazine Maniac
Randall Collector
Behring Made Collector
Ruana Collector
Glock Fan
NRA- Life Member since 1975
mikenlu99@aol.com