The A47XPS is the Peter Steiner signature model Artisan Trombone. Alongside the standard A47X, this trombone was developed through extensive research to achieve more balanced resistance and improved air flow throughout the valve section. The new X wrap design creates an even feel in and out of the valve range that extends throughout the most expansive registers. Performers demand an instrument that can be pushed to the limits, the A47XPS delivers that and so much more. New features also include