Eppendorf adapter for rotors, for 2 bottles 250 mL flat, 175 - 225 mL conical (please refer to

Adapter for rotors, for 2 bottles 250 mL flat, 175 - 225 mL conical (Please note that these conical bottles must be used together with the conical mold inserts provided by the manufacturer.) and Nunc® 250 mL conical , rotor S-4x1000, for high-capacity cups, 2 pieces - Please note that these conical bottles must be used together with the conical mold inserts provided by the manufacturer.