Mil-Comm MC3000 semi-fluid 4 oz plastic bottle MIL-COMM's custom-grade specialty lubricant for high-cyclic weaponry and rotary gun feed belts, Custom formulated using MIL-COMM's TW25B synthetic gun grease and MIL-COMM's MC2500 synthetic gun oil. Also excellent for long-term storage of guns in fire-ready condition. Used on F-16 gun systems worldwide.