Labelle grease with PTFE**

Just a dab will work wonders, put a dab on the exposed gear box and run a minute or so, then add another dab and it will work its way throughout the gear box and worm gear. 

Additional Suggested Uses: 

Model Trains: Exposed or Enclosed Gear Boxes (all scales) 
RC Models. Exposed or Enclosed gear boxes on all RC models of all sizes and type. 
Shock Absorbers –Slot Cars: Exposed or Enclosed gear boxes on Slot Cars of all Sizes 
Bicycles: Enclosed cable rub points, gears. 
Fishing Reel mechanisms 
Other uses: Enclosed gear boxes on all sorts of Household items, squeaky door hinges, Riding toys, mechanical toys of all types. 
*PTFE has been called “the slickest substance known to man” is is the parent chemical of “Teflon” which is registered trademark of Dupont Chemicals.