The Legacy Manufacturing A53426FZ Flexzilla Pro High Flow Coupler is a durable and reliable fitting designed for use in hydraulics, pneumatics, pumps, and plumbing systems. With a 1/4" MNPT size, this quick coupler offers high flow rates and easy connection for efficient fluid transfer. The Flexzilla Pro High Flow Coupler by Legacy Manufacturing is a top choice for businesses and industrial applications requiring a secure and flexible connection solution.