Put on exciting stunt races with the LEGO Technic 42106 Stunt Show Truck & Bike building set. With this 610-piece box you can build a fantastic 2-in-1 rebuildable model into a show-stopping Monster Truck. Thanks to the pull-back mototre you can give life to an exciting game that never stops and that is fueled by your imagination! Turn the trailer into a ramp and launch the bike through the circle of fire leaving the audience speechless! The truck features opening doors and steering. This model, including the ring of fire, measures over 7 '' (18cm) wide and 11 '' (28cm) high. Game suitable for children aged 8+. Includes simple printed instructions while Monster Truck instructions are available online.