Vaguelly Building Kit 60pcs Plastic Gear Wheel Set for Robot and Mechanical Models

plastic Gear package parts–great for DIY science and small production, product design and mechanical model,robot parts gear Mechanical model gear–it is stable and has great performance while using,robot parts gear Robot parts gear–lightweight, easy to carry and use,mechanical model gear The set is made of plastic material, and has The set includes multiple kinds of gear to meet your different needs › See more product details