Used, but in good condition. I have both impellers. Threads are good.
Specs here:
https://www.bulkreefsupply.com/reef...MIrIagx4C53QIVAdNkCh2WUAM5EAQYASABEgL1r_D_BwE
$150 shipped, OBO.
Specs here:
https://www.bulkreefsupply.com/reef...MIrIagx4C53QIVAdNkCh2WUAM5EAQYASABEgL1r_D_BwE
$150 shipped, OBO.