Description Circular cattle feeders available in both 20 space for cows or 16 space for bulls. Galv sheeting on bottom half of feeder. Supplied in 2 halves which are bolted together. 5 space extension pieces also available for 20 space feeders to increase number of feed spacings to 30 in total. 20 space square feeder also available made from box section. These are supplied in 4 sides which are bolted together. All feeders available in both galvanized or painted finish. Replacement sheets available for all feeders.