some photos of recent work and original gearbox under drive testing was weak at best only having very undersized bearings all new much larger bearings and mounting system in design process and ordered.

http://www.technobotsonline.com/tech...ay-type-a.html

these would be good for the burket valves using two to control full flip and self right flip using a timer relay to close exhaust valve after 3 seconds to save power

please commentDSCF1879.jpgDSCF1886.jpgDSCF1884.jpgDSCF1888.jpg