Super-II/MA/MS/AR Compatible Double Aluminum Rollers 12-13mm M4WD-34/GO for Mini 4WD by 3Racing  [M4WD-34/GO]

Tamiya Mini 4WD Double Aluminum Rollers ( 12-13mm )(Golden) - 3RACING M4WD-34/GO
Price:
CAD$10.53
Brand:
3Racing
Model:
M4WD-34/GO
Condition:
Brand New
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Compact double rollers built for tight Mini 4WD circuits

These concentric double aluminum rollers are aftermarket spares aimed at experienced Mini 4WD tuners and collectors. The pair features a golden anodized finish and a low-profile, low-friction layout suited to tight racing lanes.

Below we cover fitment notes, material behavior, and routine servicing rather than step-by-step assembly. They are intended for Mini 4WD frames such as Super-II, MA, MS and AR; final installation depends on your roller posts, spacer stack and any adapter parts in use.

Anodized aluminum offers corrosion resistance and a harder surface, but mating posts, bearing bores and spacers still need regular inspection to prevent fretting and uneven wear. Use the correct washers and spacers to maintain lateral clearance and avoid rubbing on bodywork or track guides.

As spare parts for collectors these rollers keep a consistent visual look without changing chassis geometry. For active tuners they provide a compact option when swapping roller layouts to suit different circuits, bearing types or cornering profiles.

Will these rollers fit standard roller posts on Mini 4WD cars?

They are designed for common Mini 4WD roller arrangements on performance frames; confirm post diameter and whether you need spacers or bushings before fitting.

How should I service the anodized finish?

Clean debris after runs and check bearing interfaces and mating posts for wear; avoid abrasive cleaners that could remove the anodized layer.

Can I fit bearings or low-friction bushings?

Yes, depending on the internal bore and available axial clearance; verify your axle and spacer stack to ensure full rotation without binding.

Do these change the car's handling noticeably?

They add modest mass compared with lightweight plastic rollers; the effect is usually small but worth considering when dialling precise balance and roll inertia.

What spacers and washers should I keep when swapping?

Retain original spacers and screws where possible; match washer thickness to avoid lateral play while preventing contact with bodywork or guide rails.

Will the anodized surface chip on impact?

Anodizing increases surface hardness but can show marks from heavy impacts; inspect for deformation after significant contact with track barriers.

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