This is a super cool steam Locomotive model 3D wooden puzzle. It has a spring-driven core to achieve full mechanical gear transmission. Build it by yourself and simulate the smooth train movement.

• Number of Pieces: 349
• Difficulty Level: ★★★★★☆
• Assembly Time: About 6h
• Age: 14+
• Package Size: 370*250*50.5mm
• Assembly Size: 370*120*185mm

CHALLENGING BUT FUN – The Mechanical Gear wooden puzzle is a fabulous design as home decor and a big challenge for model builders. Crafting requires patience and dexterity, a test of your hands and eyes.

Robotime-ROKR mechanical Locomotive LK701 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!