The product is a set of 2 Beckman Coulter 15 mL Conical Tube Adapter, 17 mm Diameter, quantity of two specifically designed for swing bucket rotors. These adapters, model number 392254, are intended for use in medical and biological laboratories. Made by the trusted brand Beckman Coulter, these adapters are a reliable and essential part for various lab equipment and devices. Perfect for healthcare, lab, and dental professionals looking to upgrade or replace existing adapters in their swing bucket rotors.