The ROSEN AVIATION Model No.4KS240-202 is a product specifically designed for Aviat aircraft. Manufactured by Rosen Aviation, this part number 4KS240-202 is a high-quality aviation accessory that ensures compatibility and reliability for Aviat planes. With a focus on craftsmanship and precision, this product is a crucial component for maintaining and upgrading aircraft systems, making it a valuable asset for aviation enthusiasts and professionals alike.It is brand new but the scratches on screen I am selling for parts only.