MOULD KING 19003 RC Pneumatic Concrete Truck Building Set - 4,368 Piece Construction Toy for Adults & Kids | STEM Educational Building Blocks for Engineering Enthusiasts | Perfect for Birthday Gifts & DIY Projects

Presenting the world's largest Concrete Pump block model. This design is packed with a full pneumatic system for operating the boom and concrete pump mechanism as well as mechanical stabiliser legs, rear section & more.

The best part? The Concrete Pump is remote controlled, meaning that you'll get to build all of the intricate mechanisms in great detail and have full playability once your creation comes to life!

The concrete pump arm can stretch up to over a meter high. It's very fun for tech fans to play with.

• One Meter Tall
• Over 4300 Pieces
• In-Built Pneumatic System
• 4 Wheel Steering
• Pneumatic Pump Structure with Rotation, Extension & Tilt Functions
• Mechanical Stabiliser Legs
• Mechanical Rear Section
• Tilting Cab
• Functioning Engine
• Detailed Drive Train
• Fully Remote Controlled
• Building Instruction Booklet included