This is Sullivan’s Standard Size Adjustable Control Horn.
Suitable for all models up to 1.80 engine size.
++ Additional Technical Information Will Be Added As It Becomes Available. ++
FEATURES: Control horn has a Nylon Horn that self threads onto a 6-32 screw.
Horn position adjusts control throw.
Screw either threads or glues onto the control surface.
I have two of the longer black version and five of the shorter white