Design: Our universal car gear knob uses an ergonomic R-shaped design, making it easier for you to grip the angle while driving. The 5-speed gear knob reduces hand fatigue and increases driving comfort. High-quality material: This product is made of high-quality leather, comfortable to hold, non-slip and durable. The product panel is made of aluminum, with clear engraving and not easy to wear. 4 adapters: The shift knob has 4 universal adapters, 8mm, 10mm, 11mm, 12 mm. Suitable for gear shift levers with diameters from 8mm to 12mm. Note: Not suitable for vehicles with reverse gear lock (RGA), not compatible with reverse gear cam ring. Easy to install: Installation steps: Simply remove the original gear head, choose the appropriate adapter and tighten the screws, it's simple and convenient. We are equipped with screws and allen wrench. Wide range of applications: suitable for most manual vehicles such as cars, trucks, buses, SUVs, etc. Suitable for most car brands and works perfectly with manual transmissions. Note: The data is all measured manually, please allow 1-3cm error due to difference in light and temperature. display, there may be some color differences, please refer to the actual item received.