Shop Car Phone Holder 17mm Universal Ball Head Extension Rod Air Outlet Display Adapt as part of our car phone mounts and holders selection for positioning a phone for navigation and hands-free viewing. Product-specific details visible in the title include 17mm and universal. Compare the named phone holder 17mm ball head configuration with the photos and specifications of other car phone mounts and holders. Choose the required color from the listed configurations, including Extension Rod, Rod Magnetic holder, and Rod Charg Holder. Always compare the product photos and specification fields with your vehicle and intended application before purchase.