what are the good size for brooks kingsnake? i am considering of getting a rack that holds 41qt. tub would that be a porper size? the 2 brooks i have are the size of a fully grown corns but i will add other 5 inches longer than corns just in case and my 1 male hypo brooks is huge about 5 footer and almost as thick as my wrist. any help i would apreciate. thanks