Modular Disk Adapters For Sx4750 Sx4750a And Js-4.3 Rotors Beckman Coulter 359154. 3 Rotors 359154 by Beckman Coulter allows you to customize your SX4750 series GH3.8 and JS-4.3 (BK362734) centrifuge rotors for a wide variety of tube types. These...