Design: Shifts knob adapter is simple in design, practical, light in weight, high in strength, easy to carry and storeMaterial: Car gear stick shifter accessories are made of aluminum alloy material, which is strong and wear resistant, ensuring long term performance and reliabilityEasy to install: Gear shifts head connector nut, high reliability, and performance, you can directly replace old or damaged partsQuality: Aluminum alloy thread nuts, professional manufacturing, stable performance, long service lifeWide application: Gear shifts knob head nut is suitable for most automotive aluminum alloy shifts knobs Specification: Material: Aluminum Alloy Size Chart: 4 cmx5 cmx2 cm/1.57 inchx1.97 inchx0.79 inch Package Includes: 1x Gear Shifts Head Connector Nut Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.