Manual System units are available in a verity of kit sizes and system operation. Units consist of Stainless Steel cylinders with manual push or remote cable pull for system activation. Nozzles and tubing are installed as required per application. Cylinders can be filled at the factory with your choice of liquid ColdFire® based on temperature requirements. The MS system were designed to be rapidly refilled and charged by the end user at the race track for driver safety. All systems must be pressurized to 175psi using ONLY Nitrogen gas.