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Components 25mm B-Screw for Giant Cog

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Components 25mm B-Screw for Giant Cog

  • Longer B-screw needed when using 40t or 42t cog with most Shimano derailleurs
    • TECH SPECS
    size M4x25mm
  • Longer B-screw needed when using 40t or 42t cog with most Shimano derailleurs
    • TECH SPECS
    size M4x25mm
    $1.09

    Original: $3.12

    -65%
    Components 25mm B-Screw for Giant Cog—

    $3.12

    $1.09

    Description

  • Longer B-screw needed when using 40t or 42t cog with most Shimano derailleurs
    • TECH SPECS
    size M4x25mm