Arrma 21T Pinion Mod 1View larger

Arrma 21T Pinion Mod 1



Your price: $12.99

This super-tough steel 21T MOD1 Pinion Gear provides a direct replacement for your stock item.


  • Strong and durable steel for long-lasting performance in extreme RC conditions
  • Precision manufactured tooth profile for smooth operation
  • Precision manufactured double set screw holes for the fitment of set screws either side of the motor shaft for extra secure fitting
  • For fitment to 5mm motor shaft


  • 1 x Steel 21T MOD1 Pinion Gear
  • 2 x M4x4mm Set Screws

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