Startone PTB-20 Bb/F- Trombone Black
Bb/F Quart trombone

Technical Data
- Manufactured by Startone
- Released in 2019
- Average price : $149
- Material: ABS plastic
- Bore diameter: 13.90 mm
- Diameter of bell: 219 mm
- Weight : 860g
- Colour: Black
- Includes ABS mouthpiece and soft-bag
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