ComNav Rudder Feedback - Does Not Include Linkage 
Waterproof construction with transducer life rated to over 50 million rudder movements. It is suitable for vessels with rudderstock up to 75 mm (3") in diameter. It is mounted near the rudder shaft and connected to the tiller arm or quadrant.
- Box Dimensions: 7"H x 11"W x 12"L WT: 3.6 lbs