Queen Brass Euphonium Bb/F 4 Valve Chrome Wow W Case Mp Silver Description You are looking at a beautiful, CHROME FINISH 4 Valve Bb Euphonium. The first three valves operate similarly as the 3 Valves of a standard Baritone/Euphonium. The 4th valve, located on the lower tubing of the Euphonium, changes the key to F. Features: Length : 24 inches Bell Diameter : 10 inches Case included : YES Mouthpiece Included : YES Plays in key of : Bb / F Product Details: Color: silver Brand: Queen Brass Instrument Key: B Flat Material: Brass Style: Mouthpiece Item model number: TB-0029(F1) Is Discontinued By Manufacturer: No Date First Available: February 12, 2016 Body Material: Metal Color Name: silver Material Type: Brass Instrument Key: B Flat Size: Medium