Ultra machined 48dp spur gear - 78 tooth (1/10th TC or Non-Slipper)Ultra Series - 2.6 x 6 x 3mm ceramic thrust bearing - 2 pcs (Yokomo, Tamiya or Kyosho models)
Ultra machined 48dp spur gear - 81 tooth (1/10th TC or Non-Slipper)
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