OEM Derailleur Hanger Dropout 172 / GH-139 for Trek bike frames.

• Hanger #172 attaches to the rear dropout from the outside / derailleur side using one M6 chainring bolt (supplied).

• Allant - 2015
• Chelsea - 2015
• Crossrip - 2013-2015
• District - 2015
• Dual Sport - 2013-2015
• Fisher Fast City - 2011
• FX (All alloy frames) - 2015
• Hybrid - 2013-2014
• Neko - 2015 (All)
• PDX - 2013-2014
• Shift - 2013-2015
• Transport - 2011
• Transport - 2013-2014
• Verve Hybrid - 2013-2015

All OEM derailleur hangers are made to the equivalent or higher quality as the original part that came on your bike.

• Material: Aluminium
• Finish: Silver
• Mounting hardware included
• Type: Rear Replaceable Derailleur Hanger
• AKA, Gear Hanger, Mech Hanger, Dropout 172, GH-139