Yamaha YSL-640 Trombone
Bb / F-Tenor Trombone
Technical Data
- Manufactured by Yamaha
- Released in 2009
- Average price : $2845
- With quart valve
- Professional Series
- Bore: ML: 13.34 mm (0.525 inches)
- Brass bell
- Bell diameter: Ø 214.4 mm (8.5 inches)
- Weight : Standard
- Outer slide made of yellow-brass
- Inner slide made of nickel-silver
- Surface: Lacquered with gold lacquer
- Includes mouthpiece and case
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