This is a great model for the big band trumpeter. With its regular weight 37 flare yellow brass bell and its all-yellow brass build, this horn is a great lead trumpet model! 
 
Comes with black backpacker bag, CarolBrass® 3C mouthpiece cleaning cloth (wipe), La Tromba T2 Valve oil, user guide, tuning slide grease, round & squared main tuning slides & super thin finger button set.

Key:                         Bb

Bore:                       ML (0.460"；11.70mm)

Main Slide:            L (reversed)

Bell material:        Y (yellow brass & wire rim soldered)

Bell size:                 S (standard #37)

Bell thickness:     S (standard 0.024"；0.6mm)

Bell diameter:      5.00" (127.00mm)
 
Finishing:               S (silver)

Leadpipe:             Yellow brass
  
*Inner yellow brass/outer yellow tuning slide

*1st tuning slide fixed finger ring

*3rd tuning slide fixed finger ring with stopper screw