The Graco 205395 Fire-Ball 425 is a high-performance 50:1 ratio grease pump designed for high-pressure lubricant delivery from 120 lb (55 kg) open-head drums. Engineered for durability in demanding industrial and vehicle service environments, this stationary air-powered pump features a large 4.25-inch air motor, providing the power necessary for long-distance piping and simultaneous dispense points. The non-corrosive air motor design incorporates a shroud to protect the pump from harsh weather and external contaminants, ensuring a longer service life and reduced maintenance intervals. With a maximum fluid pressure of 7500 psi (517 bar) and a maximum air input pressure of 150 psi, it delivers consistent flow even with heavy-duty greases. The package includes the pump, drum cover, follower plate, and necessary connection hoses. Ideal for fleet maintenance shops and heavy equipment service, the Fire-Ball 425 offers unmatched reliability, industry-leading performance, and a robust construction that minimizes downtime while maximizing productivity in high-volume grease transfer applications.