Good Performance:The shift lever knob is made of aluminum alloy, which makes shifting easier,improves driving experience and handling and allows your car to shift well Comfortable Driving and Convenient Operation:The surface of the shift knob is comfortable, the metal texture is awesome.Installation is a breeze. Just this simple little modification,which just screw it in and that's it Improve Texture and Grade:The gear head is awesome and does not take up space, which can meet the needs of daily use.Additionally,replacing the new shift gear head can increase the weight of the wave stick head and reduce the bounce of the gear lever, allowing you to change gears more accurately Wide Application:The size of it is 102mm*45mm,suitable for most manual and automatic cars, with adapters in three sizes of 8mm, 10mm and 12mm Customer Service:If you have any questions about the product, please tell us in time and we will provide you with advice Features This shift knob with push button is made by high quality metal and leather. We also provide you 3 types of adapter to directly install. Most importantly, it just takes you a few minutes to get a different and comfy driving experience. Specification Material: Aluminum alloy metal and leather Color: Black Size of item: 100mm x 40mm/ 3.94" x 1.57" (Length * Width) Size of Adapter: 8mm, 10mm and 12mm / 0.31″, 0.39 ″ and 0.47 ″ Fitment: most automatic vehicle’s shift stick, such as SUV, saloon car, sedan, truck and van etc. Installation process 1. Remove the original shift knob from your car 2. Choose the right plastic adapter 3. Put the new shift knob onto the shifter stick and insert it deeply into your car shifter stick 4. Use the little hexagon spanner to tighten the small black metal screws 5. Screw down the lid of shift knob 6. If you have any question about the product, please contact with us for help Friendly Tip This shift knob with button does not fit for the following situations: 1 Pulling up reverse gear shifter 2 Original shifter can not be replaced Package including 1 pcs * shifter knob 3 pcs * black rubber adapters (8mm,10mm,12mm diameter) 1 pcs * inner hexagon spanner 4 pcs * small black metal screws This shift knob is not suitable for all types of cars. If have any questions, please ask Lensuntom store for help before you buy it.