Humminbird 7400911 MHX XNTF Transom Mounting Hardware Kit Includes hardware for mounting XNT transducers and product manual Works with XNT 9 20, XNT 9 20 T, XNT 9 QB 90 T, XNT 9 QB 90, XNT 9 SI 180 T One year limited warranty 69 year limited warranty