Trumpet 1-slot valve guide - old style
VALVE GUIDE (1-SLOT)
Trumpet 1-slot valve guideFits models:
Jupiter 600ML - prior to serial number 602700 with mouth...
Trumpet 1-slot valve guideFits 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