MRJYK 160 * 160mm Gear Desktop Ornament, 3d Printed Three-axis Tourbillon Model, Mechanical Escapement Movement, For Stem Education & Learning Experiment

MRJYK

【CLASSIC MECHANICAL DEMONSTRATION】This clockwork mechanism model clearly demonstrates classic escapement and gear transmission principles, making it an excellent teaching tool for horology and mechanical engineering concepts 【CLEAR VISUAL DESIGN FOR TEACHING】The open-frame design of this mechanical teaching model allows easy observation of gear interactions, making it ideal for explaining mechanical clock theory in classrooms and workshops 【MAINSPRING POWERED – NO BATTERIES NEEDED】Driven by a metal mainspring, this spring-driven model operates without batteries or external power, offering a pure mechanical experience that highlights traditional clockwork engineering 【3D PRINTED PLA STRUCTURE】Constructed from lightweight and durable PLA material, this educational gear model is both robust and easy to handle, suitable for repeated classroom demonstrations and hands-on learning 【PERFECT FOR HOBBYISTS, EDUCATORS, AND ENTHUSIASTS】This mechanical clock model is ideal for educators, mechanical enthusiasts, and hobbyists alike—offering an engaging way to explore the inner workings of mechanical timekeeping