Shimano DEORE XT RD M8100 Deragliatore posteriore SGS 12 velocità gabbia lunga bici da MTB
Series : DEORE XT M8100 Series. Pulley cage : SGS Long cage. New bumper added to rear derailleur pulley cage. Decreased rear derailleur and chain tension in low gear. Top-Normal Spring Type : Shimano SHADOW RD+.