Derailleur Hanger 167 - Giant Brake Spares Shimano Deore RDM4120 SGS 10

Shimano Deore RDM4120 SGS 10 Speed MTB Rear Derailleur has a low-profile design to help reduce damage from rocks

125mm in length STEM Alloy stem

Easy adjustable quick release system

HTFU technology

7075 Alloy Chainring/ Steel Chainring

Derailleur Hanger 167 - Giant Brake Spares Shimano Deore RDM4120 SGS 10All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. CNC machined 6061 aluminum Black anodized finish For carbon frames, use (2) M3x8 Flat head screws For all non carbon frames, use (2) M3x10 Flat head screws Fasteners not Included Replaces: Giant Part #RE171A Note: Carbon frames using this hanger will need the M3x8 flat head screws. All non carbon frames will need M3 10 flat head screws.