Features:100% brand new， unique snake shape design.Made of plastic and chrome plated.With rubber sleeves to fit most auto or truck applicationsThree red LED mode: Fast flash-slow flash-steady on.Fitment: fit for most vehicles with 12mm and 14mm manual gear sticks.Specification:Type:Snake Gear Shift KnobMaterial:Plastic + Alloy aluminumQuantity:1pcsColor:SilverLED Color:RedLED Mode:3 mode: Fast flash-slow flash-steady onShift Knob Threaded Diameter:16mm / 0.6"Sleeve Diameter:12mm， 14mm / 0.5"， 0.55"Size:6.5*7*10cm / 2.6*2.8*3.9"Net Weight:0.120kg / 4.2ozPackage:1*Snake gear shift knob2*Rubber sleeve 1*manual gear shift knob1*Screwdriver8*ScrewInstruction:1 Remove the original factory gear knob from shifter.2 Place the gear knob directly over the shifter， take the right size of adapter to make it fasten. 3 Finish installation， ensure the gear knob is firmly attached to the shifter and the shifter is working correctly.