These rollers have 10 holes each, lightening them by around 30%. A built-in 520 ball bearing ensures smooth rotation, and their tapered design gives your Mini 4WD car a chance of getting back on course if it rides up the lane wall.
| น้ำหนัก | 15 กรัม |
|---|
These rollers have 10 holes each, lightening them by around 30%. A built-in 520 ball bearing ensures smooth rotation, and their tapered design gives your Mini 4WD car a chance of getting back on course if it rides up the lane wall.
| น้ำหนัก | 15 กรัม |
|---|
