Pinewood Derby BSA Polished Axles with Angled Head to Minimize Friction - BSA Speed Axles by Pinewood Pro (4 axles) Official BSA pinewood derby axle from the Cub Scout Kit. Axles are legal in all races. Straightened with crimp marks and burrs removed Axle shaft is polished on a lathe. Underside of axle head is angled to reduce friction where wheel and axle make contact. Legal in all races.