Tamiya Mini 4WD Special Edition HG Lightweight 19mm Bearing Roller 95651 All-Aluminum (Tapered Type)

Upgrade parts for Mini 4WD The tapered (cone-shaped) aluminum bearing roller with a diameter of 19 mm has 10 holes, resulting in a weight reduction of approximately 30%. Embedded 520 bearings for smooth rotation Another key point is that it's easy to get the car back on track when it hits the course fence.