This is Sullivan's Giant Scale Super Horn.|
Suitable for all control surfaces on all R/C airplanes.
Works with any size airframe, but ideal for 1/4 scale applications.
Horn is adjustable for control throw and has a .750" (19mm) offset
(the largest available) to permit mounting well away from hinge
One Sullivan Giant Scale Super Horn with 4-40 Gold-N-Clevis, 4-40
stud, 8-32 screw, glass filled nylon horn, anodized aluminum base,
and retaining clip.
Fastening screw and base to control surface, threading horn to base,
and connecting 4-40 control rod (not included) to clevis.