Keeping the underground lit, the Spitfire BigHead Black 2 Wheels live to burn. With the Bighead's you get a true speed that's faster than the rest. The only wheel hand shaped in the U.S.A. to insure perfect balance no matter what shape you ride. Slides when you want it, grips when you need it. Designed, tested, and ridden by the best pros and ams for a reason. The Bighead's from Spitfire are quality guaranteed, every set is inspected and fully guaranteed against manufacturers defects. 99 duro meter. Available in colorways as seen below. Colors are limited to specific size. See colors below for correlating size. Sizes available as seen below. Wheels sold in set of four.