• 0.508 inch bore
• 8 inch gold brass* bell
• Lightweight slide
• Nickel silver outer slides
• 3-piece threaded counterweight
• Deluxe bell engraving
• Lacquer finish
• Mouthpiece
• Lightweight contoured hardshell case
*Goldbrass (or Gold Brass) is a brass alloy with a higher copper content than traditional yellow brass. It gives the brass a more golden color. King refers to this alloy also as "bronze brass." No gold, tin or bronze is used in the alloy.