Precision ground glass stirring shaft with attached vanes, 10mm. For use when agitation and gas introduction are desired at the same time. Agitator will fit through a 45/50 joint. Designed for use with our 9523 Trubore bearing and 9443 or 9446 mini-lab flask heads. Introduced gas exits the hollow shaft within the agitator and produces a fine dispersion. Join to stirrer motor with 8124 series chucks.