These are orange variations of this low-friction plastic bearings first offered in Item 15523, that help make sure your Mini 4WD car runs since next to maximum efficiency as you are able to.
• Low-Friction 620 vinyl Bearings x5
• Low-Friction 520 vinyl Bearings x2
• 620 size components should be used on hex shaft axles, while 520 size elements are to be used in Mini 4WD PRO automobile counter gears.
• appropriate Mini 4WD and Mini 4WD PRO automobiles.