Chicken feeding trough

For my 12 little chicks I designed this feeding trough that holds quite a lot of chicken food. Only the yellow lid and the base part are printed, the grey mittle part is a regular PVC tube I got for about 2,5€ from the hardware store. It's 55cm tall and has an outer diameter of about 11cm.

The bottom part has an inward pointing upper edge that keeps the chicks from pawing out all the nice food. The base area is a little bit oval to use all the print space my printer offers (21x25cm). The PVC