Get the most out of every performance with the Yamaha YSL-448GC Trombone. Designed with precision and expertise for intermediate players, this instrument boasts a Bb/F key and .547" bore, delivering a rich and versatile sound. Its 8-1/2" gold brass two-piece bell and F-attachment only enhance the quality of your playing, making this trombone the top choice for any musician looking to elevate their skills.