This used Butler trombone is in great condition. Would be a great horn for a pro or commercial jazz musician. 

• .508" bore
• Total weight is 1.5 lbs.
• Standard finish is: Buffed nickel with no lacquer on metal parts. Carbon fiber parts are clear coated with a matte finish and high luster on the inside of the bell.
• Curved "Williams style" hand brace
• Chrome plated nickel silver inner slides
• All carbon fiber outer slide weighing 65 grams
• Speedyflo water key
• Carbon fiber 8" bell at .03 wall thickness for excellent response.
• Protech gig bag with Butler logo