• 4 valves
• Top-sprung, hand-lapped Monel pistons
• 1st and 3rd valve trigger
• 0.413 inch (10.5mm) bore
• 6.69 inch (170mm) bell diameter
• Hand-hammered gold brass bell
• Clear lacquer finish
• Direct air column feature
• Forged water keys
• Professional hard case
• Mouthpiece
• Oil
• Care kit