Gear Shield Series | Lubriplate Lubricants Co. Multi-Purpose, Lithium-Based, Open Gear Greases Made for all types of open and exposed gears. Available in four NLGI densities. Gear Shield Extra Heavy is a thick, tacky and adhesive open gear grease for adverse conditions. Gear Shield Low Temp is for cold weather applications. They are excellent fifth wheel lubricants. Available in cans, pails, 1/4 drums & full drums. Gear Shield Extra Heavy is also available in caulk type cartridges and aerosol cans.