Product Description

Derailleur hanger, gear mech hanger, dropout replacement for Bianchi, Colnago, Giant, Hercules, Kona bike models:

  • Bianchi Cortina 2010
  • Colnago MTB 2008
  • Giant AC
  • Giant Anthem 2006-2008
  • Giant Arete 2008
  • Giant Areva 2010-2016
  • Giant ATX -2014
  • Giant Boulder
  • Giant Boulder SE
  • Giant Brass SX 2009
  • Giant Cypress 2006
  • Giant Escape 2011
  • Giant Expressway 2010-
  • Giant Iguana
  • Giant Momentum Park 2015-2016
  • Giant Momentum Street/Mid-Step 2015-2016
  • Giant NRS
  • Giant OCR Touring 2003-2005
  • Giant Pistol 2006-2007
  • Giant Rainier
  • Giant Reign 2005-2007
  • Giant Reign X 2007-2009
  • Giant Revel 2011-2016
  • Giant Revel 29 2013-2016
  • Giant Rincon
  • Giant Roam 2011-2012
  • Giant Sedona 2006-2016
  • Giant Seek 2009
  • Giant STP 2005-2010
  • Giant Suede 2005-2012
  • Giant Suede 2016
  • Giant Talon 29er 2011-2016
  • Giant TCX 2004-2008
  • Giant TCX Aluminum 2004-2008
  • Giant Trance 2005-2007
  • Giant Trance Advanced 2007-2008
  • Giant Transend 2008-2010
  • Giant VT
  • Giant Warp 2001-2005
  • Giant XTC 2003-2009
  • Giant XTC Jr. 2010-2016
  • Giant Yukon
  • Giant Yukon FX 2008-2013
  • Kona Fire Mountain 2002
UNION rear derailleur hanger manufactured by Marwi one of the most know manufacturers in the world:
  • Material: Cast aluminium.
  • Bolts included.
  • Marwi catalog number: GH-021
  • AKA mech hanger, gear hanger: 
For any questions please contact us or send an email to:
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To be sure if this the right part, please send us photos of:
1. Your derailleur hanger from both sides;
2. And if possible bike‘s frame part photos, where dropout was attached.

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Shipping information
With UPS delivery worldwide 2-5 working days.
With POST delivery 1-4 weeks worldwide.
100% satisfaction guarantee
We have a 100% money back satisfaction guarantee policy.
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