All WEINERMUSIC instruments are serviced by Mark Kasten,

• Key: F-Bb
• Pitch: A445 with independent Bb tuning
• Bore: 11.89 mm (.468")
• Mouthpipe: .310 venturi of nickel silver
• Lever action: Noiseless string action, short stroke with stainless steel springs
• Valve rotors: Tapered hand-lapped brass
• Bearing plates: Tapered brass
• Material: Nickel silver branches
• Slides: Both inside and outside are nickel silver, auxiliary F slide is not removable
• Bell: 12.25" diameter large-throated nickel silver