The Primefit M14025-6 4-Way round air manifold is a splitter that features (4) 1/4-inch industrial style output couplers and a 1/4-inch Quick connect input Plug. This manifold easily splits air lines into (4) separate lines and has durable lightweight aluminum construction. The couplers feature a 6-ball bearing contractor-grade design for long life and corrosion resistance. The industrial interchange is compatible with industrial, "M", "D", and "I/M" Style plugs and couplers. The Primefit M14025-6 4-Way round air manifold comes with a 1-year limited . Primefit And its affiliated companies have been one of the leading global manufacturers of pneumatic tools, air accessories and air hoses since 1976. Primefit produces a broad range of industry leading products serving the consumer, automotive, commercial and jobsite pneumatic markets.