If your dishwasher racks are sliding around or not staying in place, these rear rail caps are probably what you need to fix the problem. This 4-pack gives you exactly what's needed for one dishwasher replacement - they're those little stopper pins that prevent your racks from sliding out too far when you're loading or unloading. Made from durable plastic that stands up to the heat and moisture inside your dishwasher, these are direct replacements for part number 1880580400. The compatibility list is extensive - they work with Blomberg dishwashers as well as Beko, Lamona, and Flavel models including DE2431FS, DE2541FS, DE3430FS, HJA8362, DWF640S and many others. Installation is seriously simple - just pop off the old broken caps and press these new ones into place. No tools needed, and it takes literally seconds to fix. Having these little caps functioning properly makes using your dishwasher so much less frustrating - no more racks sliding out unexpectedly or dishes getting caught because the rack isn't positioned correctly. It's one of those simple repairs that makes a huge difference in your daily kitchen routine. Rather than replacing entire racks or calling a repair service, these affordable replacement caps can restore your dishwasher to proper working order in minutes. Keep your kitchen running smoothly with this simple fix that costs very little but saves you from the annoyance of malfunctioning dishwasher racks.