MC3000® Semi-Fluid Lubricant is Mil-Comm Products" blended, intermediate viscosity lubricant developed for applications that require characteristics between those of TW25B® grease and MC3000® oil. Mil-Comm Products formulated this extraordinary product especially for use by the U.S. Air Force and Navy 20mm Gatling Guns aboard F-15, F-16 and FA-18 Fighter Jets. MC3000® is proudly MADE IN THE U.S.A. The 4 ounce plastic bottle has a screw-on cap and is easily portable and convenient for individual use.