This is a pair of 1-1/4" (height) nylon control horns from Robart. Thehorn has an aluminum ball link installed in the end and the package alsoincludes a spring steel clevis for each horn. The horns mount to a controlsurface with 3 screws for maximum rigidity and minimum slop.BOX DIMENSIONS: 3.00" W. X .75" H. X 3.00" L.BOX WEIGHT: .02 LBS.RobartPart ROB333