These nifty nylon feeders are suitable for many small animals. The stainless steel edge prevents chew-damage. Simple keyhole mounting for hard surfaces. Or optional quick-release mounting bracket to suit all cages. (Bolts included.) These are very robust feeders. Dimensions are: 
 400ml 102w x 102L x 96D.  Great for Free Choice Minerals. UV-safe. Made in Europe.

Free Choice Mineral Feeders- with or without bracket