2" Angle Billet Aluminum 17mm Garmin Ball Mount. This 2" Angle Billet Aluminum mount easily attaches to your exsiting windshield support bracket with no drilling or can be attached to your fairing by drilling a small hole. This option is best when you are limited to handle bar space on your bike. The 17mm ball works with all Garmin GPS's and will work with a variety of cell phone cradles and waterproof cases that we sell on our website as well.