A serious piece of construction-grade brick engineering. The Mould King 17059 Crawler Tower Crane is a 1,731-piece Technic-style heavy machine featuring a full crawler base, rotating cab, and telescoping crane arm—complete with functioning winch mechanics. It’s the kind of working model that genuinely moves like the real thing. ⚙️ Product Specifications Piece Count: 1,731 pieces Recommended Age: 14+ Difficulty: Advanced Estimated Build Time: 10–14 hours Style: Technic-compatible construction build Material: ABS, LEGO-compatible ✨ Functional Features Working crawler treads: Rolling base moves like real heavy equipment. Rotating cab & boom: 360° swing for full positioning range. Functioning winch: Raise and lower loads via hand-crank mechanism. Tall display presence: Commands a full desk section when extended. 🎁 Perfect For Construction-equipment enthusiasts and civil engineers Technic-style builders seeking working mechanisms Gifts for construction-professional dads and hobbyist builders Office, workshop, or man-cave centerpiece 🚚Shipping Notice This product ships directly from the factory warehouse. Compared to items fulfilled from our US warehouse, delivery may take an additional 1–2 weeks. Thank you for your understanding and patience.