VECO U-CONTROL MODEL AIRPLANE PART #341 1/2A CONTROL HORN.  VERY WELL DESIGNED AND BUILT VINTAGE CONTROL HORN IS DESIGNED TO BE USED WITH SINGLE PIECE AND TWO PIECE ELEVATORS.  CAN BE USED FOR FLAPS AS WELL.  VINTAGE ACCESSORY ITEM FROM THE '50'S & '60'S.  PROBABLY THE BEST U-CONTROL ELEVATOR/AILERON HORN EVER MADE.  NEW OLD STOCK.  UNAVAILABLE FOR MANY YEARS.