Hello List .... then there's your knuckles.... We call them "rollers".... I don't think that, according to the parts being referred to here, in the compilation of Herr Mason's "tome" any other than USofA techies were consulted. Not that it matters, of course, I wouldn't want to spoil your day completely by asserting the USofA nomenclature was up the creek... Would I ? big <G> Regards Michael G (UK)
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