POWER-TRAC The Power-Trac is the premier speed plate on the market. The Power-Trac is CNC machined in house from a single piece of extruded aircraft grade alumnium. Comes complete with an adjustable toe stop, standard is Mini cut-a-way, 9/32 axles only and a special 7 degree double action truck. You will not find a better speed plate on the market. . Sizes 4.50-8.50