a Mini 4WD racer kit with a driver figure

along with her main turrets

Construction and programming are essential to developing young minds

They have detailed instructions to tell you where to color

Corally - M1.0 Pinion - Short - Hardened Steel - 12 Teeth - Shaft Dia. 5mm Servos Digital a Mini 4WD racer kitHigh performance 12T tooth pinion gear, manufactured from special steel for toughness and durability with precise tolerances and assures unparalleled concentricity. Created on a special gear machine, all pinions feature ultra precise tooth shaping and ultra true running for vibration free operation. Each pinion is marked with the tooth number for easy and quick identification. Features: Special hardened steel CNC cut teeth for perfect teeth shape and