Feature The shift knob size is M12 1 25 the package will have other 3 adapters M8 x 1 25 2x M10 x 1 25 Teal Vip style crystal bubble shift knob Direct replacement of the original knob no modification needed so long as thread size matches Specification Color Blue Purple White RedMaterial Laser cut acrylic plasticLength 10cmFitment Fit for HONDAFit for ACURAUniversal fit for most carsInstallation Step1 Remove the original factory gear knob from shifter Step2 Place the new knob over the shifter and fasten the correct nut Step3 Make sure the knob is firmly attached Package Included 1 X Shift Knob3 X Threaded Adapter M8 x 1 25 2x M10 x 1 25