Lightly lathed Official Pine derby wheels make them <b>precision balanced, lighter and fast.</b><br><br>We apply our lightly lathing process to five areas to precision tune these wheels removing all imperfections.<br /><ul><li>Outside tread</li><li>Inside tread</li><li>Wheel rim</li><li>Hub stem</li><li>Top of the hub is squared</li></ul><p><br>We do not polish the inside of the wheel bore.  Pinewood Pro offers a PRO Bore Polishing kit (sold separately) to polish the inner wheel bore removing imperfections to make your wheels even faster.</p><p>Key Features<br></p><ul><li>Sold in sets of 4<br></li><li>Imperfections removed</li><li>All Official markings and lettering intact</li> <li><b>Perfectly balanced</b> and <b>fast.</b><br /></li></ul><br />Engineered by the Pro's at Pinewood Pro, these wheels have been winning scout races for over 20 years<br /> <br /> These official wheels are legal in all scout races where your rules allow you to lightly sand them to remove imperfections. <br /> <br />This product has been tested and passed appropriate CPSIA standards by an independent lab and has received a Children's Product Certificate (CPC). <br /><br /> <b>Made in the USA. Buy American!</b> Pinewood Pro is a US company that has supported the derby car racing community for over 20 years! <br /