Compatible with remote control off-road oil vehicles such as HPI Savage X, Trophy 3.5 and Trophy 4.6.
With an outer diameter of 14mm and a size of 12x10mm, it is suitable for all types of pull rope starter systems.
The internal needle structure can achieve one-way rotation, prevent reverse sliding, and improve the efficiency and stability of pull start.
Improve the response speed of the pull start transmission system, make the engine easier to start, and improve the overall control experience.
Each set contains 2 one-way bearings, suitable for daily replacement or spare parts inventory, which is convenient for long-term maintenance of vehicle performance.