58 styles Reduction Gear Bag Toothed Wheels DIY Motor Gear Accessories WSFS Gears Plastic All Module 0.5 Robot Parts

High-concerned chemical : None Is Electric : No Battery Is it battery/power supply : N Is it charger/adapter : N Is Batteries Included : No Material : Plastic Origin : Mainland China Recommend Age : 14+y,3-6Y,6-12Y Use : Vehicles & Remote Control Toys Certification : NONE