100% Brand New.Material: Aluminum + Carbon Fiber InsertLength :12cm (4.7")Easy to installEasy installation， No any modification.This antenna is functional and intended for AM/FM radio signal.This product is intended to replace the extendable portion of the antenna.If your vehicle is fitted with factory Navigation / Mobile phone integration， please confirm the antenna to be replaced is for radio signal only.This antenna cannot replace integrated-type antennas with GPS and/or Mobile phone. It is not designed to receive such signals Package Included:1 x Carbon fiber antenna1 x Some accessories( As the picture show)