The SB47Y component trombone bell is designed to fit any of the Bach Artisan Stradivarius curated modular trombones, or it can be combined with your choice of other modular components to create the perfect custom trombone for your playing needs. The SB47Y bell features a one-piece hand-hammered yellow brass design with detachable 47 taper screw bell flare and a soldered bell rim with flat wire. This component bell is available in lacquer finish. The Bach Stradivarius Artisan line brings together the best classic design elements from the world-famous Bach Stradivarius trombones coupled with an expansive option of Artisan modular components, allowing players to customize their instrument for the sound they want.