Shimano XT M8120 2x12 Speed Rear Derailleur

• For 2x system
• Fast and precise shifting performance optimized to take on any trail
• Silent drivetrain in all gear positions
• Stable drivetrain on rough terrain
• Faster and shockless shifting
• Low-profile design
• Extra wide range with front double 36-26T & close step 12-speed drivetrain with low sprocket combination -10-45T
• Decreased rear derailleur and chain tension in low gear
• New bumper added to rear derailleur pulley cage
• Bigger 13T pulley
• Compatible Chain: HG 12-speed
• Low Sprocket Max: 45t
• Low Sprocket Min: 45t
• Max Front Difference: 10t
• Rear Speeds: 12, (front double)