These simple twin rollers are 13mm top and bottom and suited to use regarding straight back of Mini 4WD race automobile. They offer the car if it leans, rolling regarding lane wall surface surface. They have been molded in low friction product and can be used together with individually offered 520 ball bearings, or bearing roller spacers, for another performance boost. Small parts plus a wrench for accessory included.
• 13mm (top and bottom) Double Rollers x2
• Rollers are molded in low-friction POM synthetic (blue).
• These effortless twin rollers are 13mm top and bottom and recommended for use regarding rear for the car. They offer the automobile if it leans, rolling inside lane wall surface.
• may be used together with separately offered 520 ball bearings and bearing roller spacers, for an additional performance boost.
• Screws and steel parts are included.
• suitable for MA, VZ, and AR framework cars. (Some framework and systems may need modification.)