Larger Window Mounts. Powerful suction pad securely adheres larger electronics to any flat glass surface! With the explosion in mobile electronics - especially satellite radios and GPS units - there"s an industry-wide need for a complete line of reliable window mounts. Responding to the needs of our customers, PanaVise designed a powerful line of window mounts with plenty of adjustability. Our 709B and 809 series even passed a 35mph crash test!