All Wheels Mfg. replacement derailleur hangers are produced in Colorado to exacting tolerances. - Replaces Trek Part #W524188 - Attaches to frame with (2) M3x8 flat head screws (sold separately) - CNC machined 6061 aluminum - Black anodized finish
All Wheels Mfg. replacement derailleur hangers are produced in Colorado to exacting tolerances. - Replaces Trek Part #W524188 - Attaches to frame with (2) M3x8 flat head screws (sold separately) - CNC machined 6061 aluminum - Black anodized finish