A perfect replacement part for your original antenna, it can enhance the signal and achieve the purpose of decoration, let your car more brilliant | This Antenna use the copper as the signal amplifier to provide a more stable and stronger signal when driving. Antioxidative rubber surrounded wire also ensure this shark fin antenna a long service time ( Radio reception will be weak when in cold winter or suffering a bad weather ) | Easy installation with the self-adhesive. No tools required. Just stick and mount the shark fin antenna to your car ( NOTICE: This shark fin has a slight curve around the bottom, it won't completely seal to car roof if apply to a flat surface ) | Package comes with 1x black shark fin antenna, 1 x cooper M5 screw, 2 x cooper nuts. (Note: Please make sure your original antenna base is within the size 3.94 x 2.36 in/ 10 x 6 cm, or it won't cover the antenna ) | Not for Hyundai Sonata, Hyundai veloster, Hyundai Kona, Kia Optima, Kia Forte, Kia Stereo, Jeep Grand Cherokee, Honda CRV, Ford Explorer, Chevy Impala, Mazda, etc. (Please check compatible list right underneath the description page or send us direct message)