All Wheels Manufacturing replacement derailleur hangers are produced in our Colorado shop to exacting tolerances.

• CNC machined 6061 aluminum
• Black anodized finish
• Attaches to frame with (2) M4x8 Flat head screw
• Fasteners not Included
• Replaces Bianchi Part # C1355490

Note: This hanger has threaded M4 holes for the screws. DROPOUT-234 is the same hanger, but with countersunk, unthreaded fastener holes.