Lego 4 speed manual gearbox+instructions - YouTube - 4 views
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Lego 4 speed manual gearbox+instructions
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A lego 4 speed manual gearbox. More at http://bit.ly/yoraish
if you have a droid phone it informs you on how your phone can connect to the robot....... http://mindstorms.lego.com/en-us/News/ReadMore/Default.aspx?id=227417