UNIT ST Gear Oil meets API GL-1 and is rust and oxidation inhibited gear oils manufactured from high viscosity index paraffinic base stocks. They also contain rust, corrosion, and foam inhibitors.Benefits Provides Good lubricant film through use of select high viscosity index base stocks. Offers Excellent rust protection and long equipment life by protecting gears from rust. Packing Available500 ml | 1 Ltr | 5 Ltr |10 Ltr | 20 Ltr | 50 Ltr | 210 Ltr Barrel.Performance LevelAs Per API GL-1 specification.