Dynarex LabChoice Multi-Function Racks are designed for secure support and organization of centrifuge tubes, culture tubes, and test tubes in laboratory environments. These highly versatile Racks feature four sides with differently sized openings to accommodate a variety of tubes. Dynarex Multi-Function Racks incorporate an interlocking mechanism for easy rack connectivity for optimal convenience. These autoclavable Racks are crafted from high-quality polypropylene for enhanced durability.   50 RACKS PER CASE