Quick-lock crocks attach to horizontal or vertical cage wire.  They can be used with rabbits and other small animals as well as poultry. Crocks are dishwasher safe.
 
QLC10 is 3⅛” w x 3¾” h x 6” l
QLC20 is 5” w x 3¾” h x 6½” l
CLC40 is 6” w x 4 ⅞” h x 7 ½” l