Don’t sacrifice vital fractions of the time on battle track. Make sure your Mini 4WD car runs since close to maximum effectiveness as you're able with all the low-friction artificial bearings perhaps most obviously choice parts set kit.
• Low-Friction 620 Plastic Bearings x5
• Low-Friction 520 vinyl Bearings x2
• 620 size elements are to be used on hex shaft axles, while 520 size elements can be utilized in Mini 4WD PRO automobile counter gears.
• appropriate for Mini 4WD and Mini 4WD PRO vehicles.