Shimano XT RD-M8100 12-Speed Rear Derailleur Orange Sport Supply The split design also provides

The split design also provides pre-load to hold bottles securely

Tubeless tape and tubeless valve 32mm

while abrasion resistance is handled by Dyneema® at the shoulders and its carvico sleeves

BCD: 104 mm

BREATHABLE AIR MESH

Shimano XT RD-M8100 12-Speed Rear Derailleur Orange Sport Supply The split design also providesHyperglide+ offers fast and shockless shifting Silent and stable operation in all gears Low profile design Extra wide range 12 speed drivetrain Decreased rear derailleur and chain tension in low gear New bumper added to rear derailleur pulley cage Bigger 13T pulleys with sealed bearings for increased drivtrain efficiency