MECHANICAL NAUTILUS MODEL DIY 3D METAL PUZZLE

Detailed Product Features

• Premium Tri-Metal Architecture: Crafted exclusively from high-grade Aluminum Alloy, Zinc Alloy, and Brass. The contrasting metallic tones create a striking visual depth, while the heavy-duty components ensure a robust build. With a substantial package weight of 2650 g, this model offers an unmistakably premium, cold-metal heft that leaves flimsy plastic kits far behind.

• Motorized Deep-Sea Kinetic Life: Unlike static display models, this Nautilus is alive. Powered by a built-in 1800 mAh lithium battery (included), the internal motor transmits power through a complex network of brass gears, bringing the mechanical beast to life right on your desk with smooth, mesmerizing kinetic motion.

• The Perfect Level 4 Engineering Challenge: Rated at a highly rewarding Difficulty Level 4, this kit consists of 142 precision-engineered parts. It cuts out the tediousness of overly micro-sized puzzles while retaining a deep, satisfying mechanical complexity. It is an ideal project for intermediate to advanced builders looking for an immersive assembly experience.

• An Immersive 6–8 Hour Creative Escape: Disengage from screens and lose yourself in a focused 6 to 8-hour flow state. The puzzle utilizes screw-and-bolt assembly, allowing you to experience the authentic thrill of real mechanical engineering as you construct the complex internal spools, outer shell segments, and mechanical tentacles piece by piece.

• A Striking Submarine Exhibit for Your Workspace: Measuring an impressive 318 × 238 × 126 mm when fully assembled, the model boasts a commanding horizontal presence. Its elegant spiral shell, combined with exposed industrial cogs and a professional display layout, completely redefines the aesthetic of any gaming setup, executive desk, or living room bookshelf.

Technical Specifications

• Product Name: Mechanical Nautilus Model DIY 3D Metal Puzzle

• Difficulty Level: Level 4 (Advanced / Intermediate)

• Number of Pieces: 142 PCS

• Estimated Assembly Time: 6 – 8 Hours

• Assembled Dimensions: 318 × 238 × 126 mm (12.5" × 9.4" × 5.0")

• Package Weight: 2650 g (5.8 lbs)

• Materials: Premium Aluminum Alloy, Zinc Alloy, and Brass

• Power System: 1800 mAh Built-in Lithium Battery (Included)

• Recommended Age: 14+

• Package Includes: Pre-machined Metal Components, Integrated Battery & Motor Module, Specialized Assembly Tools (Screwdriver/Wrench), and an Easy-to-Follow Illustrated Guide