Pinewood Derby car kit * Easy to build * SPECS: Length: 7" (178mm) / Width: 1-5/8" (41mm) / Heigth: 1-1/4" (32mm) / Wheel Diameter: 1-1/8" * Requires some adult supervision * REQUIRES: Coping Saw,Sanding Block,Fine Grit Sandpaper,Sanding Sealer,Drill,Weight, Pencil,Paint