KELIWOW Rear Wheel Transmission for KW-C01/02/03 1/12 Rc Car Red FY-CD03 Zinc Alloy Name:Rear Wheel Transmission Original Accessories, Quality Guarantee Used for Keliwow KW-C01/02/03 RC Car Material:Zinc Alloy This spare part is not suitable for children under 14 years old.Please feel free to email us directly if you need any support or have any question. We will reply at the earliest time. Thank you!