The merchandise takes probably the most used, effective aluminum ball-race rollers from Item 15522 and will be offering them a tapered underside which can only help your Mini 4WD car help it become before the end towards battle!
• 17mm rollers are crafted in durable, accuracy aluminum.
• Tapered undersides encourage your car or vehicle or vehicle or automobile getting straight back the track if it climbs or lands upon the walls.
• Each has a 520-ball bearing built-in on center for super smooth rotation.
• Two screws and four aluminum spacers included.
• suitable for Mini 4WD and Mini 4WD expert cars. Some bodies may necessitate modification.
