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You'll find that you use Effetto Mariposa Giustaforza II Bits more often than you thought possible. This bicycle-specific bit kit contains the tools that you wind up using 90% of the time your bike needs a repair, adjustment, or upgrade.

  • 100mm extension for hard-to-reach bolts
  • 100mm long 4 and 5mm hex bits as well as T25 Torx
  • Other bits include 10x25mm HEX2, HEX2.5, HEX3, HEX6, T10, T15, T20, T30, -3/16, +PH1
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