The Marketlab-13126 50-Place T-Racks™ Tube Rack is designed for laboratories that handle multiple tube sizes, accommodating both 13mm and 16mm tubes. Its T-Racks™ design provides excellent stability, preventing tipping and ensuring safe handling of samples. Made from durable, chemical-resistant plastic, this rack offers long-lasting performance for clinical, diagnostic, and research laboratories. It is ideal for organizing mixed-size samples while maintaining easy access for sample processing.