Fitment: This antenna compatible with JEEP and DODGE cars. Specific models & years are as follows: 2011-2012 Jeep Liberty/2011-2013 Jeep Grand Cherokee/2014-2019 Jeep Cherokee/2018 Jeep Compass//2011-2013 Chrysler 200//2011 Dodge Nitro/2013-2016 Dodge Dart/2011-2014 Dodge Avenger/2010-2013 Dodge Journey/2011-2013 Dodge Durango//2016-2017 Fiat 500, 500L | Usage: It is used to receive car radio signals, supports AM FM CB frequency, and does not affect the use of GPS and other devices. | Material: We used the most durable Thai rubber to make the outside of the antenna. Elastic and not worried about bending caused by car wash. The material used to receive the signal inside is made of high-quality copper from Chile.On the basis of high quality signal reception, the antenna can be used for a long time. | Installation Fast: Antenna installation is very convenient, less than a minute you can install, also do not need any external tools.All you need is for you to screw off the old antenna and screw on ours. | After-sales: If you have any problem, click "BASIKER" under the "Buy Now" button and then click "Ask a Question" to Ask for help. We use amazon's warehouse, so it is very convenient to return and exchange goods. Please rest assured.