Need more room? Add-A-Tray Accessory Packs add 2 extra trays to expand your dehydrator's capacity. Perfect for drying more beef jerky with our famous jerky seasonings. Expand your dehydrator as your needs grow with accessory trays. No tray rotation necessary. Set of 2 trays to package. For use with models No. FD-20, FD-30, FD-40, FD-50, and FD-60 only.