Introducing the Bertazzoni Z300421 Refrigerator Slide Rail Assembly, the essential component you need to keep your refrigerator running smoothly. Crafted with precision and durability by Bertazzoni, this slide rail assembly ensures that your refrigerator door glides open and shut effortlessly. Say goodbye to struggling with a sticky or misaligned door. With the Bertazzoni Z300421, you can trust in the quality and reliability of this genuine replacement part designed specifically for your refrigerator model. Keep your kitchen organized and functional with this top-notch slide rail assembly from Bertazzoni.