Tamiya 15426 - JR 19mm Aluminum Rollers - w/Plastic Rings (Dish 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  [15426]

This might be a variation of Item 15251 where in fact the 3-spoke design aluminum rollers are replaced with a dish-type design, which offers greater energy.

Specs and Features

• Set includes 2 dish-type aluminum rollers, blue-colored synthetic bands, and corresponding screws and spacers required for accessory to a mini 4wd vehicle.
• Compatible with Mini 4WD machines, including Mini 4WD PRO.