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·Jiashiduo Optigear Synthetic ™ 800 Series (formerly known as Tribol ™ 800) is a synthetic gear oil developed specifically for lubrication of heavy-duty gears, shaft sleeves, and bearings operating at room temperature to higher temperatures (>80 ° C/176 ° F). This product has been specially designed to extend the service life of lubricating oil and machine components when the operating temperature and oil reservoir temperature are abnormally high. The Optigear Synthetic 800 is formulated with selected polyethylene glycol (PAG) based synthetic oils and exhibits excellent performance characteristics.