Wheels MFG Derailleur Hanger 281 Cannondale

. CNC machined 6061 aluminium . Black anodized finish . Attaches to frame with (2) M4x10 flat head screws . Fasteners not included . Replaces Cannondale Part # KP395 . For use with mechanical shifting systems Note: This hanger is for mechanical shifting systems. For Di2 systems, use DROPOUT-282.