The Robinair 40152 is easy to use and designed for accuracy. Solid forged brass for long life; hand wheels are durable, color-coded Lexan. Universal gauges are clearly marked so theyre easy to read and protected with Lexan lenses. Field-proven face seal valve prevents leakage past the stem. Features standard side-wheel manifold, color-coded gauges, Fahrenheit scale, brass bar, hand wheels, and hanging hook. Includes a 36" refrigerant hose set.