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  • Fits '17-Up E-Tec 850's with the P-Drive Primary Clutch
  • Adjust from 12 grams to 20.6 grams
  • Easy adjustment with small 1.2 gram shims
  • Installs and adjusts in minutes
  • Comes with setup chart comparing to stock weights for reference
  • Better bolts - 5 mm allen wrench used instead of the 4 mm factory ones
  • Note: Summit models can quickly adjust for low & high RPM without removing the ramps.