【Powerful Function】1" Ball to 17mm ball adapter consists of 17mm ball head and 25mm ball head, connect the ball head through 0.78" long post to extend the height of phone mount, connecting part of the ball head can be rotated 360° to freely adjust horizontal or vertical direction, widely used for scooter cell phone holder, UTV phone mount, ATV cell phone mount, off-road vehicle phone holder, navigation bracket, etc other riding Photography phone mount. | 【Compatible with RAM mount】1 inch ball head adapter is compatible with RAM mounts B size double socket arm, easy to connect the 1" ball phone holder to achieve the perfect combination of bike scooter cell phone mount for car, scooter, airplane, office and any other work scenarios where you want to install phone holder. | 【Compatible with garmin mount】The 17mm ball head adapter is compatible with Garmin GPS mount 17mm swivel ball mounting mode, assembled into bike or motorcycle cell phone mount by connecting FANAUE 17mm dual socket arm and phone holder, suitable for treadmill, stroller, off-road vehicle, UTV/ATV and any other working scenarios you want to install phone mount. | 【Long life service】The cell phone holder base is made of stainless steel CNC precision machining, sturdy and durable, not easy to be damaged, the solid stainless steel ball head is wrapped by high quality non-slip rubber, which plays a good protective role for the double ball head adapter, it can withstand greater weight and pressure, which is a good choice for prolonging the long term use of motorcycle bike cell phone mount. | 【Lifetime Warranty】Ball head base comes with a lifetime warranty, if you have any questions, please feel free to contact us, we will provide you with the best solution within 24H. This motorcycle cell phone holder accessory can be used with dual socket arms and phone clips as best Christmas gift for your friends, son, father etc. who like to ride, hurry up and take action.