WLtoys metal rc car upper arm for 1/28 p939 K979 K989 K999 K969 mini car.
Note:This product included small parts and pay attention to not to swallow it.
Suitable:WLtoys P939 K979 K989 K999 K969 rc car
All the products should be used by the aged above 6 years old.
The upper arm should use the steering cup to use.
Front steering cup(click here)
Rear steering cup(click here)
4x RC car upper arm