The RAM X-Grip Phone Mount is a great way to carry your phone with you, whether on your kayak, SUP, or in your car. The spring-loaded X-Grip cradle expands and contracts, allowing for a seamless fit with your phone. Includes a device tether recommended for outdoor applications. The cradle is compatible with handheld devices from 1.875" to 3.25" overall exterior width including case. 1" Track Ball sold separately.