Tri-Flow is a great lubricant to for heims and uniballs. Tri-flow's high-grade petroleum oils provide optimum lubrication under extreme temperatures (-60 to 475°F) and humidity. Formulated solvents soften and remove dirt and contaminants, while special additives displace moisture and prevent rust and corrosion. Formulated with P.T.F.E. and comes in a 2oz bottle. This lubricant will also help quieten those squeaky bearings.