MonacoRC CV joint is a special oil which help maintaining longer lasting service and performance for the drive shafts. The oil does not last as long as grease therefore required re-oilling more regularly, however it is much easier to apply, attracting much less dirt and also much smoother than grease. It’s formulated with a special additive which help it sticking very well to the parts to maintain their best performance. The key point of using oil instead of grease is that you don’t need to take the whole things apart, just clean them with degreaser, brake cleaner, let them dry and then re-oil the parts. It’s suitable for both carpet, asphalt as well as dirt racing.