Feature 1Versatile Usage: Skull head gear shift knob has a universal design, compatible with most manual transmissions (MT) or automatic transmissions (AT) speeds 46. 2Improved Driving Experience: The skull shift knob enhances your vehicle's aesthetics and feel, providing a better grip and enriching the joy of driving. 3Unique Design: Featuring a devil skull head style, the gear shift lever knob not only enhances your car's interior but also sets it apart from others. 4Includes 3 Adapters: The gear shift head is designed to fit most vehicles, offering a 15MM internal diameter along with three adapters (8mm, 10mm, 12mm). 5Effortless Installation: The gear shifter stick handle is simple to install, requiring no complicated procedures or specific tools for installation, making it the perfect match for your vehicle. Item Type: Skull Head Shift Knob Material: Resin Port Inner Diameter: Approx. 15mm / 0.59in 3 Adapters: 8mm, 10mm, 12mm Fitment: Replacement for most manual cars, compatible with most manual transmissions (MT) or automatic transmissions (AT) speeds 4-6. Package List 1 x Shifting Knobs Kit (10 Accessories)