<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px"><div id="yui_3_16_0_ym18_1_1458943066308_3543">Hi Sean,</div><div id="yui_3_16_0_ym18_1_1458943066308_3543" dir="ltr">It sounds like you are going for something like a hydraulic bow thruster, I am not sure if the props autorotate.</div><div id="yui_3_16_0_ym18_1_1458943066308_3543" dir="ltr">Hank</div></div></body></html>