Posted on December 16, 2019 by tony demsiaRotoMini and RotoMini PLUS Tube Rotators Includes tube holders for common tube sizes, 11 x 1.5/0.2ml (pack of 2), 5 x 10-15ml (pack of 2), 5 x 5-7ml (pack of 2), 6 x 50ml (pack of 2) Available with variable speed control and advanced shaking/ mixing modes: Mix (Oscillating), Pause, Rock