["brand new and high quality\r\nFeatures:\r\nEasy installation, No any modification.\r\nThis antenna is functional and intended for AM/FM radio signal.\r\nThis product is intended to replace the extendable portion of the antenna.\r\nIf your vehicle is fitted with factory Navigation / Mobile phone integration, please confirm the antenna to be replaced is for radio signal only.\r\nThis antenna cannot replace integrated-type antennas with GPS and/or Mobile phone. It is not designed to receive such signals\r\n\r\nInstallation method: \r\nthe original long antenna is directly screwed down and the carbon fiber antenna is screwed on.\r\n\r\nAttention:\r\nThis Item is For AM/FM radio only. Does NOT for satellite radio and/or GPS system.\r\nPlease Do Not Buy if Your Vehicle Does Not Have Screw In Type Antenna)\r\n\r\nSpecifications:\r\nMaterial: Aluminum + Carbon Fiber Insert\r\nColor: Black \r\nSize: Length: 12cm(4.72in) \r\nQuantity: 1 Set\r\n\r\nNote:\r\n1.Transition: 1cm=10mm=0.39inch\r\n2.Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid.\r\n3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:(No retail package)\r\n1 x Carbon fiber antenna\r\n4 x Different Size Stud bolts (You choose the right one for your vehicle)\r\n2 x Plastic Rings"]