Shimano RD-M8120 XT SGS (2x12) 12-Speed Derailleur shopify For more compatibility questions

For more compatibility questions

Open ventilation keeps the air moving for fog-free clarity to match high speed descents through a wide range of conditions

From their first use

Quick access from both sides

The Eagle chain has been completely re-engineered

Shimano RD-M8120 XT SGS (2x12) 12-Speed Derailleur shopify For more compatibility questionsRD M8120 SGS SHIMANO DEORE XT Rear Derailleur SHIMANO SHADOW RD+ 2x12 speed The all new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12 speed cassettes boosts range. Fast and precise shifting performance optimized to take