Applicable models: Suitable for shift levers without buttons on most MT cars and AT cars. The shift knob comes with 3 rubber adapters, sizes are 8mm, 10mm, 12mm or 0.32/0.39/0.47 inch). Meet your vehicles installation needs without worrying about unusable items. Detailed application model, please check carefully before buying. High-quality materials: Made of high-quality ABS + leather materials, more wear-resistant, corrosion-resistant, durable and long life. Professional manufacturing, high performance. Light weight. Professional design: The product adopts professional design technology, is manufactured according to standard specifications, and strictly follows factory quality control. The R-type variable speed knob is suitable for human hands, with a comfortable hand feeling and a comfortable ride. Easy to install: user-friendly design without additional adjustments. Old equipment can be replaced directly, easy to operate and reliable, easy to assemble and disassemble. Professional installation is highly recommended to avoid any issues or damage.