Blox Racing BXAC-00231-GM Limited Series Platinum 10 x 1.25mm Thread Size Billet 5-Speed Shift Knob Designed to increase the effects of quick-shifting and help minimize binding Custom weighted to 450 grams Features 'BLOX' logo; standard shift pattern; fully polished then PVD treated Fits Hyundai, Infiniti, Mazda, Mitsubishi, Nissan May not install properly with some reverse lock-out levers