These are dish versions of the 3-spoke 17mm rollers in Item 15449 their dish design offers superb strength and smooth rotation. They include red rings that provide eye-catching color recognition as your car races around the track! 17mm Aluminum Ball-Race Rollers (Dish Type) x2 Built-in 520 ball bearings ensure silky smooth rotation and minimal time loss on the track. Compatible with Mini 4WD and Mini 4WD PRO cars. Some bodies may require modification.
