Shimano XT RD-M8100 + SL-M8100-R 12s Rear Derailleur + Right Shifter Groupset OE

SHIMANO DEORE XT - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed. Decreased rear derailleur and chain tension in low gear. 1 x Shimano RD-M8100 Rear Derailleur SGS. New bumper added to rear derailleur pulley cage.

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