The ROKR Marble Climber Fortress LG504 is a beautifully engineered 3D wooden puzzle that brings motion, mechanics, and creativity together in one captivating build. This DIY marble run features a hand-cranked gear system that lifts marbles to the top of the structure, sending them racing back down in a continuous loop powered entirely by mechanical motion—no batteries or glue required.

With 233 precision laser-cut wooden pieces, the Marble Climber Fortress offers a rewarding 6-hour assembly experience. Its intricate track design, steampunk-inspired details, and satisfying kinetic movement make it both an engaging project and an impressive display piece for any desk, shelf, or workspace.

• Total Pieces: 233 wooden parts
• Features: Mechanical lift, rolling marble system, hand-cranked motion
• Assembly Time: Approx. 6 hours
• Difficulty: ⭐⭐⭐⭐ (advanced)
• Assembled Dimensions: 25.5 × 22.9 × 20.4 cm
• Materials: Laser-cut wood
• Requirements: No glue or batteries
• Model: ROKR Marble Climber Fortress LG504

Perfect for puzzle enthusiasts, engineering fans, and collectors looking for a unique kinetic sculpture that blends creativity with mechanical design.

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