12×1.25 Thread DR Spherical Shift Knob by BLOX Racing BLOX Racing DR Spherical shift knobs are CNC-machined from industrial-grade polyoxymethylene. This engineered thermoplasic provides high strength stiffness, low friction and excellent dimensional stability. The inside base of each shift knob is counterbored and is designed to accommodate reverse lock-out levers. Specially designed BLOX Racing shift knob bands, in black and chrome, are included to put your own final touch on your new shift knob. Features Black or White Delrin Sphere diameter: 49mm Base outside width: 33mm Base inside width: 25mm Height: 57mm Weight: 91 grams Applications 12×1.25 Thread Fitment What\’s In The Box? 1 – DR Spherical Shift Knob Warranty Manufacturer Standard Warranty