Bach 42BO tenor trombone. Gold brass bell specification, open wrap (BO) model. This is a standard orchestra model, characterized by its thick, deep tone and rich resonance. It is recommended for those seeking the soft, dark tone unique to gold brass. Includes a Bach genuine Artisan case as an accessory. Condition: - Overall, there is lacquer deterioration, peeling, and discoloration. - There are small scratches, scuffs, and spot-like corrosion due to use. - The slide exterior also shows signs of use. - The slide moves smoothly. Specifications (Reference): - Manufacturer: Bach - Model: 42BO - Bell Material: Gold Brass - Wrap: Open Wrap - Accessories: Bach Artisan case