FANAUE Aluminum Phone Holder with 20mm Ball with 360° Rotation Smartphones with a Width of 5.5" to 8", for All Industry Standard 20mm Ball Joints, adapters, and mounts This phone holder with 20mm ball head adapter 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 20mm phone mount works with all industry standard 20mm ball adapters, mounts and accessories.Compatible with all 20mm mounts and adapters including the iBOLT FixedPro Series and other industry standard 20mm ball mounts and adapters.The 20mm ball end allows for easy connection and expansion of your current 20mm mount system. Motorcycle phone mount compatible with accessories, 20mm ball adapter can be rotated 360°, free to adjust the horizontal or vertical direction, the special shape of the cell phone mount won't affect the operation of the camera/port/screen/buttons, the high-quality non-slip rubber wraps the stainless steel ball head, which plays a very good role in protection, and fits the ball joints perfectly, making it more stable safety. Bike motorcycle phone mount features spring loaded auto retracting structure, anti-loosening knob rotates 180° lock spring loaded mechanism preventing device from loosening, double protection adds extra security to your cell phone mount, Built-in non-slip rubber pad protects smartphone from scratches and provide greater friction, even at high speeds on bumpy roads, you can be sure that your device is securely fastened to the motorcycle bike mount. The phone holder with 20mm ball head adapter can be used for bicycles, motorcycles, ATV/UTV, scooters, strollers, treadmills and other vehicles, suitable for 6"-8.5" (72mm-100mm) smartphones, support device thickness of 14mm, such as: iPhone 14 13 12 11 ProMax, OnePlus Ace Ace Pro 10 10Pro, Google Mobile, Huawei and other cell phones. High quality cell phone holder with 20mm head adapter body is made of 6061-T6 aluminum alloy, the surface of III stage hard anodic oxidation treatment, durable anti-corrosion and anti-rust, suitable for a variety of harsh environments, is the motorcycle phone mount, ram phone mount, bike phone holder, kayak phone mount, ball phone mount, ball mount etc for long-term use of the ideal choice. HEAVY DUTY- This 20mm Socket arm to 20mm Metal ball is made out of a strong aluminum material and works with all industry standard 20mm ball adapters, mounts and accessories. COMPATIBILITY: Commonly used to extend IBBZ-33768 or IBBZ-33943 and other industry standard 20mm ball adapters, mounts and accessories. Compatible with all 20mm mounts and adapters including the iBOLT FixedPro Series and other industry standard 20mm ball mounts and adapters. LENGTH of this arm is 4.5 inches measuring from one end of the arm to the other. EXTEND YOUR MOUNT - Great for extending your 20mm mount without an additional ball adapter. With the 20mm metal ball end it's easy to connect and expand your current 20mm mount system. INCLUDES: 4.5 inch 20mm ball aluminum arm and optional heavy duty ratcheting knob for heavier devices