Wheels Manufacturing Inc. Derailleur Hanger 399

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 (1) M3x10 Socket Head Screw
- Fastener Included
- For 12x1.0 Thru-Axle (Double Lead)
- Replaces Cannondale Part #K33009

Compatibility:
- Cannondale SystemSix Carbon (with Speed Release Axle) - 2019
- Cannondale SystemSix HM (with Speed Release Axle) - 2019