Stabilized solid lubricant concentrate suspended in mineral oil. Thanks to its high MoS2 content and special additives, it is suitable forall manual motor vehicle transmissions and differentials without limited slip function.\nAdd MoS2-Antifriction for Gears to the gear oil - mixing takes place automatically during operation. Use with either mineral or synthetic gear oils. For best performance use one 50 gr tube for 1-2.5 liters (1.05-2.64 qt) of gear oil.\nGear Oil Additive is added to the gear oil - mixing takes place automatically during operation. The product is suitable for both mineral and synthetic gear oils. 50g) Gear Oil Additive is sufficient for 2.5 liters (2.64 U.S. QT) of gear oil. Minimum oil filling of liter (1.05 U.S. QT) is requested for optimum product performance. Not suitable for automatic transmissions.