Bluemoona 19 Pcs - 0.4 Modulus Modulus Plastic Gears Kits Pulley Belt Shaft Robo

Material:Plastic 02:0.4 Modulus Colorful Gear Shaft Sleeve For DIY Toy Car Model Quantity=19 pcs Specification: 1.Coloful Gear:36102B purple,40102B yellow,C36102B light yellow,C36102B light purple,40102B red,401.8A hexagonal red,C36102B ligh...