Shimano XT RD-M786 Shadow Plus 10 Speed Rear Derailleur - Black - Mid Cage - 10 Speed YGroup_7033419956269 Cons: Aluminium does have a

Cons: Aluminium does have a small weight penalty compared to a lot of the carbon offerings out there

Fits any 104 BCD crankset

Friction Reduction: Low Friction seals

8mm stem clamp diameter

Shimano XT RD-M786 Shadow Plus 10 Speed Rear Derailleur - Black - Mid Cage - 10 Speed YGroup_7033419956269 Cons: Aluminium does have aPut simply the Shimano XT M786 Shadow Plus Rear Derailleur is designed to take abuse. No matter what the terrain chain slap, dropped chains and missed shifts can be reduced by simply engaging the stabilising switch. This greatly reduces the need for a chain device to keep the tension on the chain. The strong spring in the M786 means you'll experience smooth, precise shifting. The RD M786 SGS Shadow Plus rear derailleur is only compatible with 10 speed