I have two unopened sets of medium tension for $12ea including shipping. (US sales only) If you are unfamiliar with them, they consist of New Cristal 1st and 2nd strings, Alliance carbon 3rd, and Cantiga basses. Send me a PM if interested.
Edit: I also have two sets of Cantiga medium tension bass strings for sale--$6.00 ea including shipping.
Greg Byers 2016 cedar/Ind (for sale)
Randy Angella 2009 sp/Br