looking for a 36x12 x?? tank

[tiababygirl2]

i'm looking to swap my seahorses from the 37 hex..into a 37-40 gal tank it needs to be 36x12 because i have stand already ,{its the crappy pre-fab, but it works}i would like it to be 20 " or taller ..plus i looking for 36 " T5 fixture as well.
i have things to trade or cash.
if anyone has one ,.please email me Thanks Ruth