MAG1 Brake Fluid 12 oz is formulated for use in automotive hydraulic brake systems to transfer force and protect components from corrosion. This 12 oz container is sized for consumer use or quick service jobs, ideal for topping off brake fluid reservoirs between full fluid changes. Users should verify compatibility with their vehicle's DOT specification before use, avoid contamination, and store the container sealed in a cool, dry place. Dispose of used fluid responsibly at appropriate recycling or hazardous waste facilities.