Tamiya 15381 JR PRO Low Friction Roller Set - Race Tune Rollers  [15381]

Tamiya 15381 - JR PRO Low Friction Roller Set
Price:
AUD$5.86
Brand:
Tamiya
Model:
15381
GTIN:
4950344153817
Condition:
Brand New
Available in warehouse
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Introduction to the Tamiya 15381 JR PRO Low Friction Roller Set

This upgrade kit targets Mini 4WD owners focused on lap time consistency and handling. The Tamiya 15381 JR PRO Low Friction Roller Set uses engineered polyacetal rollers to lower bearing resistance while keeping component weight down.

Feature highlights

  • Material: Durable polyacetal resin chosen for low friction and lightweight behaviour.
  • Roller Sizes: Comes with 19mm and 16mm rollers to suit different racing setups.
  • Weight Reduction: The 19mm pieces reduce weight by 43% versus standard aluminium rollers, improving rotational response.

Use cases and fit

Compatible with all Mini 4WD platforms, this set helps sharpen cornering and reduce speed loss through turns. Brass roller receivers and the included screws, nuts and washers make installation straightforward and robust for competitive use.

Polyacetal offers a good compromise between lightness and toughness. They are not as hard as metal but tolerate normal racing stress when mounted correctly.
Mixing is possible and sometimes beneficial. Use lighter polyacetal on ends where low inertia helps, and reserve metal where extra rigidity is needed.
Check screws and nuts after the first few runs and then periodically during race meets. Vibration can loosen fasteners, so a quick re-torque keeps handling consistent.

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