hang on skimmer or in sump?
I have 2 seaclone skimmers $15 each, a prizm deluxe $20. a seaclone 150 $20, an MRC-1 skimmer.
Also have a couple of acrylic sumps (wet/dry) cheap.
got a 48" 260 watt PC fixture $80 (just put a brand new ballast in it)
just some stuff I need to clean out if interested in any of this stuff send a PM