• HB Rear Arm Inserts

These arm inserts are made of 1mm, 3k carbon. They are an exact fit as the stock plastic inserts. These are a tuning aid to change the flex in the rear of the car. They also help keep the arm stiffer in hot weather. 


There are 2 inserts per package.

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HB Rear Arm Inserts

  • Brand: 454 RC Works
  • Product Code: HBFAI001
  • Availability: 6
  • $10.00