https://asia-oceania.yamaha.com/en/musical-instruments/brass-woodwinds/products/trombones/ysl-891z/specs.html
YSL-891Z - Specs - Trombones - Products - Brass & Woodwinds - Musical Instruments - Yamaha - Asia /...
Bell Material: Yellow brass, Bell type: Fixed
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https://dk.yamaha.com/en/musical-instruments/brass-woodwinds/products/trombones/ysl-891z/
YSL-891Z - Overview - Trombones - Products - Brass & Woodwinds - Musical Instruments - Yamaha -...
Bell Material: Yellow brass, Bell type: Fixed
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https://ca.yamaha.com/en/musical-instruments/brass-woodwinds/products/trombones/ysl-891z/?modal=sign_in
YSL-891Z - Overview - Trombones - Products - Brass & Woodwinds - Yamaha - Canada - English
Bell Material: Yellow brass, Bell type: Fixed
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