Check the listing for details. Hay Chix Free-Up Feeder 12" x 24". Condition: New. Listed at 99.73 USD. Hay Chix Free-Up Feeder The patented Free-Up Feeder is great for stall hay feeding and swings open to fill in less than 30 seconds! The metal Free-Up Feeder frames feature safe, rounded corners and the perfect hardware (designed by Hay Chix) to make it easy to use. Ideal for streamlining chores. Use in stalls, trailers, lean-tos, turn outs, panels, fences, or on barn walls. Works indoors and outdoors. It holds about 1/2 of a small square bale (4-6 flakes). Includes: frame heavy duty 1.Hay Chix Free-Up Feeder The patented Free-Up Feeder is great for stall hay feeding and swings open to fill in less than 30 seconds! The metal Free-Up Feeder frames feature safe, rounded corners and the perfect hardware (designed by Hay Chix) to make it easy to use. Ideal for streamlining chores. Use in stalls, trailers, lean-tos, turn outs, panels, fences, or on barn walls. Works indoors and outdoors. It holds about 1/2 of a small square bale (4-6 flakes). Includes: frame heavy duty 1.