CHT-4200-YSS-Bb-L

Key: Bb
Bore size: ML (0.460"; 11.7mm)
Bell material: Y (Yellow brass, tunable and detachable)
Bell size: S (# 37)
Bell thickness: S (0.024"; 0.6mm)
Bell diameter: 4.843" (123.0mm)
Finish: L (Lacquer)
Leadpipe material: Yellow brass
Tuning slide material: Inner Yellow brass / Outer Nickel silver
1st tuning slide finger hook
3rd tuning slide finger ring & rod-styled stopper

Accessories
Wooden hard shell case
CarolBrass® 7C mouthpiece
Polish cloth
La Tromba T2 valve oil
Ultra Pure tuning slide lube
User booklet