The product is an OEM Frigidaire refrigerator roller with the original part number 5303212490. This roller is designed specifically for Frigidaire refrigerators and is a replacement part for those in need of a new roller. The model number 5303212490 ensures a perfect fit and compatibility with the specified Frigidaire refrigerator. This roller is a genuine part manufactured by Frigidaire, guaranteeing quality and functionality for your refrigerator.