Overview: You may feel that your standard gear shift knob does not match the vibrancy of your car's personality and changing it to something more suitable is easy to do. Components included, check for tightness after driving 50 miles. For use with manual transmissions only. All products purchased meet European quality and safety standards and are certified by the appropriate authority. Description: Material: Made with high quality ABS Resin, smooth, feel good Inner diameter 15.4 mm/0.46 inch, Fits all traditional adapters Applicable to most types of Auto car vehicle Truck SUV for manual or automatic transmission Three plastic adapters (8MM 10MM 12MM) with fits to different size of shifter, Jam nut included Original new, Factory direct, Easy DIY installation,conveniently replace existing gear shift knob, perfect for your loving car If you're worried about is not applicable, You can measure installation dimensions of the original document first Package include: 1* manual transmission shift knob + 3* install rubber(8mm / 10mm / 12 mm) Package Content: 1 x Gear Shift Knob 1 x Hex Key 3 x Plastic Adaptors Set of Screws