Antoine Courtois AC421BHA Creation 421 New York Tenor Trombone Lacquer

Demo Antoine Courtois AC421BHA-1-0 Creation 421 New York Tenor Trombone •Key :Bb/F •Bore :Conical bore .5472" / 13,89 mm •Bell :Bell diameter 8.46" / 215 mm, hand-hammered one-piece yellow •Slide :Brass outer slide with extrusion on the top Nickel-silver hard chrome-plated inner slide with brass bottom bow •Features :Two independent inline René Hagmann®free flow valves with progressive bore, ergonomic left-hand rest •Finish :Clear lacquered •Outfit :Case, mouthpiece •AC421BHA-1-0 :Bell in yellow brass