The WR112 to WR90 Waveguide Transition is a high-quality product manufactured in the United States, designed to provide a seamless connection between waveguides of different sizes. This transition is essential for ensuring accurate and reliable measurements in test equipment used for various industrial and commercial applications. With its superior craftsmanship and precise design, this waveguide transition helps to minimize signal loss and improve overall system performance.  Excellent condition.  Location WG16