The ‘A4U320X4’ is an Anesthesia Breathing Circuit, designed for adult use. It features a 108-inch expandable circuit and a 3-liter bag. The set includes a plain wye and a gas elbow BV filter. This product is intended to ensure a safe and effective delivery of anesthesia to patients during medical procedures. The circuit is expandable, providing flexibility and convenience for healthcare providers. Each case contains 20 units.