Torque Solution Billet Shift Knob (Purple): 12x1.25mmTorque Solution Billet Shift Knob (Purple) Applications: Universal 12x1. 25 Torque Solution billet shift knobs are machined from 6061 Billet material and hard anodized to resist scratching and wear. Each knob weighs 188g 6. 6oz to give you that more positive & smooth feel when shifting. Suitable for all forms of racing and guaranteed to last a lifetime. Features Installs in Minutes Weighs 188g 6. 6oz Street and track torture tested Hard Anodized