R/C Tech Forums - View Single Post - BMI Racing "Copperhead 12" discussion and support
Old 04-19-2010, 06:49 AM
  #157  
protc3
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They are going to feel a little stiffer than the ones on the RR. It works great on our outdoor track that is medium to low traction. Try it with the stock center spring and if you need more rear traction go to the blue center spring.
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