Trumpet / cornet 1-slot valve piston #1. Diameter: 0.665"
PISTON #1 - .665" (1-SLOT)
Trumpet / cornet 1-slot valve piston #1. Diameter: 0.665"Fits trumpet models:
Holton ST550 Adm...
Trumpet / cornet 1-slot valve piston #1. Diameter: 0.665"Fits trumpet models:
Holton ST550 Admiral
Holton T602 Collegiate
Fits cornet models:
Holton C605 Collegiate