Gear Derailleur Hanger for GT ATIDH0031 Jamis Schwinn OPUS

Jamis Aragon (2000-2005). Jamis CC 1.0 (2003). Jamis CC 2.0 (2003). Jamis Citizen 2.0 (2009). Jamis Citizen 2.0 Lady (2009). Jamis Citizen 3.0 / 2.0 (2011). Jamis Commuter 2.0 (2009). Jamis Commuter 2.0 Lady (2009).

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