http://cgi.ebay.co.uk/Powerful-DC-Gear-Motor-Robot-Wars-TV-LIfts-Etc_W0QQitemZ230098958990QQihZ013QQcategoryZ42899Q QrdZ1QQcmdZViewItemhttp://cgi.ebay.co.uk/Powerful-DC-Ge...tc_W0QQitemZ23 0098958990QQihZ013QQcategoryZ42899QQrdZ1QQcmdZView Item
gear motors not mine but might be of use to somone.