Sunlite Derailleur Hanger S-139 S-139

6061 Forged Alloy. Made to O.E.M. specifications. Correct hardness to reduce damage to frame upon impact. Includes mounting bolt. Fits some Trek. Compatibility:. Trek: Allant - 2015 / ALLANT - 2015-2016 / Chelsea - 2015 / Crossrip - 2013-2015 / CROSSRIP - 2015-2016 / District - 2015 / DISTRICT & CHELSEA - 2015-2016 / DS (ALL) - 2015-2016 / Dual Sport - 2013-2015 / ELAN SERIES 825+ 885 130 - 2015-2016 / Fisher Fast City - 2011 / FX (All alloy frames) - 201