HOLTON PROFESSIONAL TROMBONE

Key: Bb/F Bore: 13.89 mm (.547") Bell: 9.0" diameter hand-hammered red brass with wire-reinforced rim Rotor mechanism: F attachment with nylon ball-and-socket linkage Attachment: Open wrap Piston: One-piece precision-machined tapered rotor and bearings for a smooth, airtight fit Tuning slide: Nickel silver outside slide and brass inside slide with brass bow Braces: Tubular nickel silver Hand slide: Chrome-plated nickel silver with seamless inner slide and integral chamfered stocking. Nickel silver outside slide Hand grip: Chrome-plated Waterkey: Nickel silver Finish: Clear baked epoxy lacquer Mouthpiece: 6½AL Case: Deluxe wood shell