Dishwasher middle basket stopper at the front edge of the slide rail. Prevents the washing basket in the middle of the machine from falling off the rails. Foldable to the side to remove the basket. Both sides have a similar section, sold individually. Dark grey plastic. Original spare part for many AEG, Electrolux, Elektro Helios, Ikea, Husqvarna, Rosenlew, Zanussi models. Check the fit table for your model.