The MB20 1 Calf Feeder from Dairy Spares is an easy hook over fit over a 25 mm rail and has an easy hand grip, the container holds up to 3 Litres to make it easier feeder your calf's and teaching them at the same time how they would feed from a cow. As this is such a light weight feeder full or empty its easier and quicker to feed your calf pen to pen and is much easier to keep clean and fresh by using warm water.