A question about Koralia powerheads

[new but handy]

I ordered a sun sun off e-bay they are like $10 + $10 shipping mine didn't seem to have any flow at all. I used the magnet for a sure-flow mod and it works like a hot damn.

[The Grizz]

Originally Posted by new but handy

I ordered a sun sun off e-bay they are like $10 + $10 shipping mine didn't seem to have any flow at all. I used the magnet for a sure-flow mod and it works like a hot damn.

Where did your's come from? Was NIB or used?