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Trumpet 3rd valve slide stop screw lock nut


Fits models:

• Jupiter 600ML - prior to serial number 602700 with mouthpiece receiver beginning with STR


• Jupiter 600MS - prior to serial number 602700 with mouthpiece receiver beginning with STR


• Jupiter 600NL - prior to serial number 602700 with mouthpiece receiver beginning with STR


• Jupiter 600NS - prior to serial number 602700 with mouthpiece receiver beginning with STR


• Jupiter 606MRL - prior to serial number 602700 with mouthpiece receiver beginning with STR