Motorized speed booster that keeps your Metal Machines racing all the time! Dodge the massive crane as you fly over the jump. When you want to use heavy machinery dethatch the crane and drive the vehicle around.Two Exclusive Metal Machines: Specter and Justice! Fly through the stunt loop upside down. As you fly around the loop the second car can drive through the middle of the loop to make ultimate stunt play for the entire family.A construction crane machine that tosses boulders to knock cars out of the racing track! Watch out when you go through the jump as boulders will be flying to knock you off the track.2x Metal Machine 1x Motorized Booster 1x Boulder Launcher Machine 1x Massive Racing Track including a 360°-Loop & Stunt Ramp 1x Crane Claw