This Avantco 19386199 glass bottom shelf is a direct replacement for the one that came with your Avantco refrigerated bakery display case. Whether your shelf becomes damaged or broken, or you want to be prepared with a spare, this shelf is the perfect solution. This replacement will keep your display case fully functional and is simple to install. It's compatible with Avantco BCFD-48 and BCF-48 series bakery display cases.