<p>Spitfire Burners Abec7, precision bearings, super fast, high resistance to impacts, removable nylon cage for easy cleanning. <strong>Set of height bearings</strong></p>
<p>The Bighead is the wheel shape that started it all at Spitfire. Its slightly increased surface made it a best for all terrain. 53mm diameter, 99a (Hard), 36mm width. <strong>Set of four wheels</strong></p>
<p>Spitfire Classics Formula Four 52mm 99a wheels. All round high performance street wheels made in USA. 32mm width including 15.5mm contact patch. The Formula Four is an unbeatable lasting performance urethane.More speed and control on all surfaces, unmatched flatspot resistance, smooth anti-slick slide, High rebound Compound. <strong>Set of four wheels</strong></p>