New sealed Nye Rheotemp 600 synthetic grease 100% Full Synthetic Made in USA High Temperature High Pressure 10g Tube This replaces the stinky Rheotemp 500 previously used. This formulation withstands higher temperatures and provides better reduced friction. Because of the lower friction the bearings roll easier allowing less parasitic horsepower loss. Use in bearing 65477 and 69321 plus many more sizes.