PHONE COMPATIBILITY - Our industrial spring loaded phone cradle will work with all phones up to 3.75 inches wide and .6" thick. This includes that Samsung Galaxy, iPhone and all Plus sized devices. INSTALLATION  -  AMPS Mounting plate allows a for quick semi permanent installation for any flat surface (screws not included). We understand there is no one size fits all solution. With TRUCK DRIVERS we developed a solution that will accommodate a wide range of vehicles.  Important: Use caution and consult a mobile install professional to avoid drilling into any highly sensitive components. MOUNTING POSITION VERSATILITY - Between the drill base and the cradle is our modular arm with a hardened aluminum ball connector at each end allowing two connectors a full range of motion in addition to the locking elbow joint in between them. This metal arm configuration allows easy re-positioning, along with a ROCK SOLID, vibration free hold. QUALITY ASSURANCE - Tackform Enterprise Series products are reliability tested to ensure the product will withstand conditions such as vibration, temperature, humidity, extreme heat and extreme cold.