Please read description carefully.
Do not base your order on the picture presented.
Accomplish both test tube and microhematocrit separations with the new Combo centrifuge. The Combo spins either test tubes, capillary tubes or microtubes by simply changing rotors — no tools required! Achieve hematocrit separations in less than five minutes at 12,000 rpm; then accurately determine results with the included reader disc. Other features include variable speed control, 30-minute timer, rubber feet, and all-metal body construction.