PACKAGE CONTENT: Package includes 1 x knob + 3 x rubber adapters + 1 x hex key + screws, material: PU leather + aluminum + durable ABS plastic, ideal for tuning, styling and manual transmission cars. The GM conversion kit fits most cars with a manual gear stick, comes with 3 replacement pipes, most of the gear shift holes are 8mm, 10mm or 12mm, so you can try the one that fits your car. . WARNING Not compatible with 6 speed automatic gear sticks and cars, please check your original gear stick head before purchasing this product, not suitable for 5 speed vehicles. Universal conversion kit for most cars, compatible with Volkswagen, Toyota, Mercedes-Benz, BMW, Audi, Seat, Volvo, Honda, Mazda, Suzuki, Hyundai Citroen C1 C2 C3 C4 C5, Peugeot 206 307 407 207 408 308, Ford, Renault, Nissan, Kia, Opel and so on. The installation is very easy, please refer to the installation diagram in the product picture, perfect replacement parts, when installing, I suggest you do not break the old gear