50 gallons is way too small for a pair of ackies. your other options are just to get a bigger tank or enclosure or you could always make one. i've seen bigger than 50 gallon tubs at home depot before.
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1.3 Uromastyx Maliensis (Ricky, Quinn, Anna, Drusilla)
0.2 Varanus Timorensis (Zealot, Willow)
1.1 Varanus Acanthurus (Eddie, Roxie)
0.0.2 Uromastyx Aegypticus (Kronk, Yzma)
0.0.2 Ceratophrys Ornata (Mojo, Jabba)
0.1 Geochelone Carbonaria (Turtle)
1.0 Rhacodactylus Ciliatus (Smeagol)
Emily
www.egomantra.com/npoh