Locomotive Mechanical Gears 3D Wooden Puzzle

This train model is an exquisitely designed 3D wooden puzzle. It has the real scene of driving wheels with shafts. With driving spring and gear trains, you can build the gadget all by yourself and make it run by a wind-up. Best mechanical gears wooden puzzle gift ever for craters and mechanical lovers!

Features:

• 349 pieces
• 8 hours assembly time
• Assembled dimensions: 37cm (H) x 12cm (W) x 18.5cm (D)