Ugears Tanker Mechanical Model Kit - DIY 3D Wooden Puzzles for Adults Truck with Working Engine - Moving 3D Puzzle Building Kits with Can Holder - Adult Puzzle Gift for Fathers Day - 594 Pcs

UGEARS Truck with Tanker Mechanical Wooden Model Kit 3D PuzzleExperience the extraordinary world of mechanical engineering with the Ugears Tanker model kit from the premium Trucks Collection. This impressive wooden truck features a unique tanker compartment with a special opening mechanism designed to hold a standard 0.33L beverage can. Powered by a four-cylinder rubber band engine, this remarkable model drives forward or reverse on its own, complete with realistic pistons moving under the folding hood. With its deliberately open design, you can observe and appreciate all the intricate mechanical elements at work. Assembly requires no glue or special tools, making this mechanical marvel accessible to builders of all experience levels.Specifications:Assembled dimensions: 13 × 7.1 × 4.9 inches (33 × 18 × 12.5 cm)Package dimensions: 14.6 × 6.7 × 2.2 inches (37.2 × 17 × 5.7 cm)Material: High-quality laser-cut plywoodAssembly: No glue or special tools requiredBased on: UGM-11 Truck designSpecial feature: Can accommodate standard 0.33L beverage cans

• Functional Mechanics: 3D puzzles for adults features a four-cylinder rubber band engine with moving pistons visible under the folding hood and working transmission with forward and reverse driving modes
• Innovative Tanker Design: Building sets for adults 3-d puzzles includes a specially engineered tanker compartment with a unique opening mechanism sized perfectly for standard 0.33L beverage cans
• Educational Value: The open design concept reveals all internal mechanisms, providing a fascinating look into mechanical engineering principles and gear systems in 3D puzzles for adults wooden
• No Glue Required Building Kit: Patented joint system allows all pieces to fit together perfectly without adhesives or special tools - just like a 3D brain teaser puzzles for adults
• Exceptional Gift Choice: Perfect present for mechanics enthusiasts, model collectors, puzzle lovers or anyone who appreciates unique hands-on projects for Birthday, Christmas or Fathers Day