A pick up cartridge 1, wherein the support member abutment means comprises an annular shoulder in the cavity formed by {HEAD ~ the interface} between {TAIL ~ two different diameter portions} thereof, and the sleeve member abutment means comprises a mating shoulder formed by the interface between two different diameter portions thereof 
between
A pick up cartridge 1 , wherein the support member abutment means comprises an annular shoulder in the cavity formed by { HEAD ~ the interface } between { TAIL ~ two different diameter portions } thereof , and the sleeve member abutment means comprises a mating shoulder formed by the interface between two different diameter portions thereof
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