Barrington Model BR TR210S Bb Silver Plated Standard Trumpet w/Monel Pistons Silver plated for beauty and brilliance of sound .459.00 medium large bore for all around playing 1st and 3rd slide adjustments for better tuning Gold Brass leadpipe to avoid corrosion - Gold Brass bell for a dark sound Monel pistons for long term use Silver plated for beauty and brilliance of sound 1st and 3rd slide adjustments for better tuning; .459.00 medium large bore for all around playing Gold Brass leadpipe to avoid corrosion - Gold Brass bell for a dark sound Monel pistons for long term use