Shimano Deore XT RD-M8100 12 speed rear derailleur Pulley Bolt Set.
The following are an “A” match which indicates that the parts are the same in materials, appearance, finish and size etc.
– Shimano Ultegra Di2 RD-R8150
– Shimano Ultegra Di2 RD-R8050-SS/GS
– Shimano Deore XT RD-M8130-SGS
– Shimano Deore XT RD-M8120-SGS
The following are a “B” match which indicates that the parts are usable, but differ in materials, appearance, finish and size etc.
– Shimano Ultegra RD-R8000-SS
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.