All Wheels Mfg. replacement derailleur hangers are produced in Colorado to exacting tolerances. - Replaces GT part #KG0007N02 - For Shimano Direct Mount derailleurs - Attaches to frame with (1) M4x16 Flat head screw and (1) M4-16 socket head screw (sold separately) - CNC machined 6061 aluminum - Black anodized finish