Shimano DURA-ACE Di2 RD-R9250 Rear Derailleur 12Speed

Use: Road, Triathlon & Time Trial

Series: Dura-Ace Di2 R9250

Speed: 12-Speed

Mounting: Standard (Direct Mount compatible)

Long Cage:

Maximum number of teeth largest sprocket: 34 teeth

Minimum number of teeth largest sprocket: 28 teeth

Maximum number of teeth on the smallest sprocket: 11 teeth

Minimum number of teeth smallest sprocket: 11 teeth

Maximum difference in front: 16 teeth

Total capacity: 37 teeth

Compatibility: Shimano Road 12-speed

Compatible chain: HG 12 speed

Weight:Approx 215g