BOX Components

BOX Two Rear Derailleur (11spd), X-Wide Cage - Matte Onyx

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Product description

  • Impact resistance is greatly improved by way of forged construction
  • The Tri-Pack limited slip clutch is an advanced chain retention system that provides instant engagement and long-lasting chain dampening through the use of a one-way roller bearing and composite friction plates. Factory set tension is not recommended for adjustment
  • Impact resistant, Pivot-Tech spring loaded cable stay keeps the cable, housing, and you out of harms way
  • Wide cage fits up to 46t cassette cog, X-wide fits up to 50t


  • The Box Two 11sp rear derailleur features a non-adjustable version of the new Tri-Pack clutch technology
  • Patent pending Pivot Tech works to prevent damage in the event of crashes or trail-side impacts through the use of a spring loaded cable stop
  • With a maximum tooth count of 50, the Box Two X-Wide Rear Derailleur can easily handle today`s gear ratios and wide range cassettes
  • The Box Two is made from 6061-T6 Aluminum, Glass fiber and nylon composite for cost effective performance
  • Head and top link are now forged rather than cast for improved strength and performance


Model: X-Wide Speed: 11sp
Max: 50 Cage/Mount: Long
Ratio: 2to1 Color: Black
Wgt: 284g

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