These feeders are 100% stainless steel and are great for individual feeding for small groups of commercial/show pigs or for replacing worn out farrowing crate front doors. They can be purchased with or with out the solid steel feeder frame. There are 2 styles described as short or tall to choose from both are 14" wide. standard frames are included in price, we can custom fit to your existing crates or gates call 18003827903 for more info on feeders and shipping.