Shimano DURA-ACE RD-R9100 Rear Derailleur Short CageShimano DURA ACE RD R9100 Rear Derailleur Short Cage Brand: Shimano Use: Road Group: Dura Ace Model: RD R9100 SS Cage: short Mount Type: Direct Mount Gear front: 2 speed Gear rear: 11 speed Compatible Chain: HG EV 11 speed HG X 11 speed Max. teeth large sprocket: 30T Min. teeth large sprocket: 25T Max. teeth small sprocket: 14T Min. teeth small sprocket: 11T Max. Front Difference: 16T Total Capacity: 35T Material: Aluminum ,CFRP Weight: 158g

Axle Diameter: 24 mm

Shimano 105 CN-HG601 11-speed Road Chain 116 link

5     : Yes

Shimano Deore XT FC-M8120 crankset

Brake lever Clamp band (mm)        : 23

The hydraulic Shimano BR-MT200 disc brake caliper provides reliable brake performance and reduces noises produced by the brake pads

Rear speeds                             : 8

Weight：23g

SHIMANO DEORE CN-M6100 Chain 12 Speed 118L Quick Link HYPERGLIDE DYNAMIC CHAIN ENGAGEMENT 12s for MTB Mountain Bike Parts CN-M6100

Total capacity                                  : 10T

Rear speeds: 10

Compatible with GS cage rear derailleurs