13mm Aluminum Ball-Race Rollers have excellent durability and they are equipped with 520 ball bearings for smooth rotation. Furthermore, these rollers encounter less friction against Mini 4WD program walls and that can be properly used for both front side and rear roller setups. This popular Grade-Up Part comes available in special limited-edition blue color which you can use to dress up your Mini 4WD device.
• 13mm Aluminum Ball-Race Rollers (Ringless/ Blue) x2
• integrated 520 ball bearings ensure superior smoothness of rotation, for minimal time loss.
• Screws and little parts for accessory included.
• appropriate for Mini 4WD and Mini 4WD PRO vehicles create for use with 13mm rollers.
