3x ac 500 trade for whisper or canister filters

[Flowerhorn916]

I have 3 ac 500's I will trade for

Whisper 20-40's
Marineland Magnums
Fluval canisters
Odyssea/Jebo Canisters

or

Something else cool that I did not mention?

We can work out trade details as I know a ac 500 is not equal value to say a magnum