Coin Head Cover Lock for Upright single Wheel Slot.  This can be for any of these following machines depending on the mounting pattern of the cover.  Mills, Caille, Watling, Victor, Banner. as well as others.  Lock Specs: 1   9/16" center to center mounting holes.  Body is 1 1/4" X 1 1/4".  Barrel 5/8".  Nose 11/32" Long.  Comes with Two Keys Stamped Yale & Towne Mfg. Co.  It is in very good condition & working   Needs Polishing .  This is used on many machines but mainly uprights and some trade stimulators.  PICS ARE FOR ID PURPOSES ONLY!  Selling it as is. International buyers see additional checkout instructions. Thanks for looking.