Scosche Extendo Mount Telescoping Phone, GPS Suction Cup Mount - BlackEvery vehicle and every driver is different and the Extendo adjusts to perfectly suit each one. Simply attach the base to your windshield, dashboard, or desk and extend contract the arm length, adjust the angle, and then lock it in the place when you find your perfect viewing angle. Telescoping arm adjust from a range of 5. 07 inches to 8. 61 inches, with 220 degrees of angle adjustment. Adjustable arms securely hold devices up to 3. 5 inches wide.