Tomei Duracon Shift Knob for compatible M10 x 1.25mm shifters. Made of Duracon, a material of Polyoxymethylene composities that is known for their high degree of crystallinity, and in turn offers high strength, stiffness and hardness, good chemical and environmental resistance including heat and moisture absorption. The shift knob is about no more than 5 ounces, so it is very lightweight and high strength.
