I have a Bach bass bone up for auction on ebay if any one is interested. It is fresh back from the repair shop and comes with two slides. Link to the auction is:

<LINK_TEXT text="https://www.ebay.com/itm/Bach-Bass-Trom ... :rk:2:pf:1">https://www.ebay.com/itm/Bach-Bass-Trombone/173599498799?hash=item286b56222f:g:U~MAAOSwMWpby8UJ:rk:2:pf:1</LINK_TEXT>

Thank you.