Mishimoto MMSK-BK Weighted Shift Knob, Black Weight: 0.8 lbs. / Overall Height: 3.42" / Diameter: 1.23" Weighted knob allows for easier shifts Application Fitments: M8 x 1.25, M10 x 1.5, M12 x 1.25 Universal fitment increases interior aesthetics Mishimoto Lifetime Warranty