Tamiya 15404 - JR 19mm Aluminium Ball Race Rollers - 5 Spoke Type 田宮迷你四驅車迷你四驅車後備配件導輪/滾輪 雙星孖星  [15404]

These new Ball-Race Rollers, which feature a new 5-Spoke design, are based on the previously released 19mm Aluminum Ball Race Rollers (Item 15160). The ball bearings are composed of light aluminum rollers to provide a smooth spin action.

Specs

• 2x8mm Screw (Nickel plated) x 2pcs.
• Spacer x 4pcs.
• Aluminum Roller with 520 Bearing x 2pcs.
• O-ring x 2pcs.
• Rubber rings are included to soften the shock of making contact with the track walls.
• Can be used with Mini 4WD PRO and Mini 4WD machines.