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Old 06-05-2016, 05:22 AM
  #1753  
clinttredway
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the ones in the front spindle and the rear hubs are to keep the screws/pins in place as a back up if they tried to back out. You don't 'have' to use them, but in 1/8th scales, stuff comes apart more so than in 1/10th... more power, more stress..
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