Thermo Scientific Inventory Storage Rack 398184 are used with 3 cu. ft. (85 l) chest freezers to help them maximizing critical sample protection and storage. These stainless steel inventory racks with fiberboard boxes and dividers (sold separately) safeguards your precious samples. Each inventory rack holds 7 2-inch boxes and is available with handles to help you move the rack easily. You can place maximum 9 racks per freezer.