YBL-421G
Specifications
Key
Bb/F
Bell Material
Gold brass
Bell Diameter
241mm (9 1/2")
Bore Size
LL: 14.3mm (0.563")
Outer Slide Material
Nickel …
YSL-354
YSL-354S
Specifications
Key
Bb
Bb
Bell Material
Yellow brass
Yellow brass
Bell Diameter
204.4mm（8''）
204.4mm（8''）
Bore Size
M: 12.7mm (0.5")
M: 12.7mm …
YSL-447G
Specifications
Key
Bb
Bell Material
Gold brass
Bell Diameter
214.4mm(8 1/2"')
Bore Size
L: 13.89mm (0.547")
Outer Slide Material
Nickel …
YSL-448G
Specifications
Key
Bb/F
Bell Material
Gold brass
Bell Diameter
214.4mm (8 1/2")
Bore Size
L: 13.89mm (0.547")
Outer Slide Material
Nickel …