Wheels Manufacturing #131 Derailleur Hanger

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt

its Giant:
2009 XTC Advanced, XTC Alliance, Anthem X0 & X1 & X2 & X3, Trance X0 & X1 & X2 & X3 & X4, Reign 0 & 1 & 2, Brass 1 & 2