there is one in lfs by me (in NJ) if your interested. It is in the 5 to 6 inch range. Think it is priced around $400. Don't know if this is reasonable. If you want the shops name/number let me know.
dan at american chiclids has some 8" 275 or 250 she ships and
shawnL had some for 275 look in the sellers fourm the one above the stingray sales he ships