KLONDIKE ULTRA-TAC Synthetic Blend EP Greases are extreme temperature, heavy duty, EP, Lithium Complex synthetic blend greases fortified with PAO synthetic base oils, polymers, anti-wear agents, tackiness additives, and rust and oxidation inhibitors. KLONDIKE ULTRA-TAC Synthetic Blend EP Greases are technically advanced, extended service interval products and are engineered for a wide range of on-road, off-road vehicle and heavy equipment applications operating in extreme temperatures. These are ideal greases for heavy duty use including general manufacture, mills, heavy duty mobile equipment, and marine applications where NLGI 0 or 1 grade EP greases are recommended. KLONDIKE ULTRA-TAC Synthetic Blend EP-1 Grease is NLGI GC ? LB certified and exceeds all requirements for EP protection and wheel bearing life.