Item number: AR5951Product descriptions: Compatible Brand: For Garmin Base: Base Size: 2.3inch~4.6inch Lifting Height: 7inch~9.65inch Base Size: 2.3inch~4.6inch Color: Black Material: Plastic Product Feature: Suitable for Garmin GPS Upgraded Car GPS Cup Holder Mount: Our cup holder mount has a 17mm ball head and is compatible with Garmin automotive devices. The 17mm ball can be attached to the socket on the back of the cradle that came with your Garmin GPS. Adjustable Long Neck: Designed with a extentable neck from 7"-9.65" Length. Easy tightening & loosening mechanism, this car GPS mount is made of high quality and environmentally friendly PVC for longer service life. Better vision: Cup GPS holder made with an adjustable heavy base and strong neck, which stops any shaking. A flexible swivel ball for 360° rotation and a jointed arm for 270° easy movement further enhance your best view of the phone. More stable base: This bracket is designed with a larger and more stable base, The base can be expaned from 2.3" to 4.6" in diameter simply by turning the adjustment knob on top of the base. Universal: Adjustable size so it will fit most cup holders out there.Package included: 1 x Car Cup Mount Holder