1-Piece Poly Heavy-Duty Bunk Feeder is the industry leader in design and quality. The poly replaceable bunk liner is formed in a single piece with no seams or inserts and is built rugged to withstand abuse from small or large herds. The welded frame is made from 1.75 in. diameter rounded tubular steel. The feeder is 27 in. wide. You can also add a 5 ft. or 10 ft. galvanized hay rack for even more versatility.