These easy twin rollers are 13mm top and base and suited to use regarding back of Mini 4WD battle car. They function the automobile if it leans, rolling regarding lane wall surface area surface area area. They are molded in low friction product and that can be properly used and individually provided 520 ball bearings, or bearing roller spacers, for another performance boost. Small elements plus a wrench for accessory included.
• 13mm (top and base) Double Rollers x2
• Rollers are molded in low-friction POM synthetic (blue).
• These effortless double rollers are 13mm top and bottom and recommended for usage regarding straight back the vehicle. They function the car if it leans, rolling inside lane wall area.
• may be used plus separately supplied 520 ball bearings and bearing roller spacers, for starters more performance boost.
• Screws and steel elements are included.
• ideal for MA, VZ, and AR framework vehicles. (Some framework and systems could need modification.)