Popular demand has led us to create our heaviest Voodoo knob ever. Machined from solid Stainless Steel in a spun finish, this Voodoo knob is an excellent match for the ND's shift lever trim ring. If you are looking for a heavy weight shift knob this is it. 420 grams (15 ounces). This is the "Standard" size Voodoo knob (1 7/8" Diameter - same diameter as the stock Mazda knob). Screws right on just like the stock knob - No set-screws ever on Voodoo knobs!