“ Brand: K'Nex „
"Collect andamp; Build the red Semi Truck, #1 of four in the Road Rigs Series! This big, motorized truck pounds the pavement with 226 bricks, rods, connectors and wheels. Lift the hood to reveal the chrome engine. Also includes a K'NEXman to sit in the driver's seat! An even bigger motorized truck can be built by combining the Semi Truck with the Pick-Up Truck. Or combine all four for the Ultra Truck! Requires 2 ""AA"" batteries, not included. For ages 5+. Click here for Semi Truck Videos and Pictures."