They are dish versions regarding the 3-spoke 17mm rollers in Item 15449 – their meal design offers superb strength and smooth rotation. They include red rings that offer attractive color recognition as your car or truck events across the track!
• 17mm Aluminum Ball-Race Rollers (Dish kind) x2
• Built-in 520 ball bearings ensure silky smooth rotation and minimal time loss in the track.
• appropriate for Mini 4WD and Mini 4WD PRO cars. Some figures might need modification.