Robart 407 Surface deflector
Makes it easier to adjust travel
This device measures the amount of up/down or left/right on your model aircraft elevator, ailerons, flaps and rudder. The indicator features precise measurement of surface deflection inches and is suitable for large and small aircraft.
- Precise Measurement of Surface Deflection
- Fits Large and Small Model Aircraft
- Eliminates Ruler Errors
- Quick and Easy Surface Adjustments
- Allows for Accurate Aileron Differential Adjustments

































