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Wide Range Thunder Shift Pin Kit

Wide Range Thunder Shift Pin Kit

Ref: 200-933

Our Price:


  • Offers the widest range of pin weight combinations on the market
  • One kit allows pin weight adjustment from 3.8 to 25 grams
  • .2 to .4 gram increments allows tuning any engine at any altitude
  • Great addition to Heavy Hitter TRA Arms for maximum performance
  • Fits TRA II, III or V clutches
  • Kit includes 6 pins, fasteners, wrenches, installation instructions and tuning guide