yikong yk4105 RC car swing arm ball head loose how to reinforce?

[Howto Play]

For yikong yk4105 RC car swing arm ball head loosening, first check the ball head and swing arm connection part of the screws, if loose, then tighten. If the ball head is worn out, replace the ball head with a new one, apply grease when installing, and check if the swing arm moves normally after installation.

[Author]

Posts