Item Type: Car Roof Antenna Material: Metal + ABS Connector Type: Raku 2 Threaded Adapters: M4 to M6, M5 to M6 and M6 to M6. Base includes integrated amplifier Fitment: Replacement for Alfa Romeo Replacement for Citroen Replacement for Fiat Replacement for Hyundai Replacement for Kia Replacement for Lancia Replacement for Land Rover Replacement for Mazda Replacement for Mercedes Replacement for Mitsubishi Replacement for Opel Replacement for Peugeot Replacement for Saab Replacement for Seat Replacement for Subaru Replacement for Suzuki, etc. Package List 1 x Roof Antenna 1 x Antenna Base 3 x Screw 1Fitment: Car roof antenna is universal, replacement for Alfa Romeo, replacement for Citroen, replacement for Fiat, replacement for Hyundai, etc. 2Raku 2 Base with Amplifier: The base has a RAKU 2 connector and an additional integrated amplifier, high reliability and better performance. 3Threaded Adapters: The package includes 3pcs threaded adapters, M4 to M6, M5 to M6 and M6 to M6, different size to better meet your needs. 4Durable Material: Constructed of high strength metal and ABS material, car roof antenna is wearproof, antiaging, sturdy and durable. 5Convenient Installation: This universal roof aerial is simple to install, without modification or complicated tools for time and effort saving.