Adapter for Tubes in Beckman Coulter Rotors for use in High Performance and High Capacity Rotors: JS-5.2 (Part # 339087), JS-4.3 (part #s 362734, 361250), JS-4.2 (part # 339080),JS-4.2A (part # 366695), JS-4.0 (part # 339086) and JS-3.0 (part # 339081)

Benchtop and Microcentrifuge Rotors: SX4750/4750A (part #s 369702, 369704)

Fits on top of multi-disc adapter (part #s 359148, 359469). Holds 26 1.5-mL microcentrifuge tubes in JS-4.3 rotor.