Utilizing the SHIMANO SHADOW RD design, the SHIMANO DEORE M5100 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions.

FEATURES

• 1x11-speed SHIMANO SHADOW RD rear derailleur
• Stable drivetrain on the trail
       >>Low-profile design avoids damage from rocks
       >>Chain stabilizer reduces chain drop, slap and noise
• Silent drivetrain in all gear positions
       >>Decreased rear derailleur and chain tension in low gear
       >>Bigger 13T pulley