Dynabeads® MX MPC®-S Mixing Wheel Attachment for Dynabeads® MX Mixer Base (Cat. No. 159-02). Designed to hold two MPC®-S sample racks (Cat. No. A13346); capacity up to 12 microcentrifuge tubes. Platform: Dynabeads® Sample Mixers Product Size: 1 unit Accessory Type: Sample Mixer Accessories Shipping Condition: Room Temperature Regulatory Statement: For Research Use Only. Not for use in diagnostic procedures.