RAM Drill Down 1" Ball Mount with X-Grip Holder for Phone / GPS

Features: Round 2.5" diameter base with 1" ball and AMPS hole pattern Standard size (medium) double socket arm - overall length: 3.73"; socket to socket: 3" Spring loaded X-Grip cradle with built in 1" ball Rustproof cradle expands and contracts for a perfect fit to your devices* Socket ball and socket system with multiple adjustment angles including rotation for portrait and landscape viewing Cradle is constructed of high strength composite and stainless steel Includes optional tether Mount is constructed of powder coated marine grade aluminum Mount type: drill-down on flat(horizontal or vertical) surface Holds up to 2 lbs. Made in the USA   * A case adds to the size of your device, if using one measure your device with the case on it to determine fit   Holder Fits Devices Within Dimensions Below: Width Range  = 1.875" - 3.25" Depth = 0.875" max   Compatible Devices: (partial list) Apple iPhone 6s iPhone 7 iPhone 8