The PR Series Comby feeders eliminate the need for floor chains in the main load area increasing capacity in a more compact size. Capable of feeding every type of supplementary feed you can lay your hands on, including all bale types, shapes and sizes. And any type of loose feed including fine chop silage, maize silage, root-crops, vegetables and more. Available in 3 sizes: COMBY PR 600 – 212 – 282ft3. COMBY PR 1350 – 477 – 565ft3. COMBY PR 2100 – 759 – 847ft3.