Brand: WeatherTech Manufacturer's Part Number: 81CF15 Part Type: Mobile and Media Device Mounting Accessories Product Line: WeatherTech CupFone Extensions Summit Racing Part Number: MNA-81CF15 UPC: 787765705875 Mobile Device Mounting Accessory Type: Extension Quantity: Sold individually. Notes: Extension is 4 in. in length. WeatherTech CupFone Extensions WeatherTech CupFone extensions let existing CupFone owners position their mobile phone in a more comfortable location―and they add greater flexibility to all vehicles. These extension arm accessories allow for between 1 in. to 4 in. of extension for your phone， in any number of directions， to give you the best view and/or reach. A locking knob ensures that your phone stays in place once it's set， and the offset design keeps the phone charging cable from getting tangled up in it. (This is the extension arm accessory only. CupFone is sold separately; an extension arm is included with some CupFone models.)WeatherTech CupFone extension accessory features: * Made from heavy-duty ABS plastic * Offset design allows use of charging cord at all times， and will not interfere with the range of motion* Can also be adjusted to fit most all vehicles * Allows you to keep your hands on the steering wheel and your eyes on the road while conveniently using your phone's hands-free features* 100 percent designed， engineered， and manufactured by WeatherTech