JR 17MM Aluminum Ball-Race Rollers With Plastic Rings

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!

Features:

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

Attachment screws and spacers included