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This makes a great addition to the helicopter controls. This design is based on the twist throttle of the Bell 212. The throttle grip rotates a 180 degrees. A precise hall sensor is used for position data. Designed to fit on a 25mm shaft. 


This can be used a single or twin engine throttle by simply creating two units. 


The build guide and components list can be found here:




Collective Twist throttle - STL Only

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