They've been a variation the synthetic rollers in Item 15457, now with rubber bands for smooth rotation. Double rollers are a brilliant tune-up option for novices especially, because they are an easy task to fit and gives smooth, stable cornering utilising the smaller top roller offering help to your vehicle as it ‘leans’ through a corner area.
• 13-12mm Double Rollers (Red/Blue) x2 each
• Rollers are molded in low-friction POM plastic, and include rubber bands the most effective 12mm parts, ensuring smooth rotation.
• suitable for Mini 4WD and Mini 4WD PRO cars. Some bodies might need modification.