Shimano, Ultegra Di2 RD-R8150, Rear Derailleur, Speed: 12, Cage: GS, Black, IRDR8150A

Description

Specifications:

• CAGE LENGTH One-Spec
• TOTAL CAPACITY 39T MAX
• FRONT DIFFERENCE 16
• AVERAGE WEIGHT 262g
• MOUNT Direct attachment (conventional)
• SERIES Ultegra
• GENERATION R8100
• MAX LOW SPROCKET 34T
• MIN LOW SPROCKET 28T REAR
• SPEEDS 12
• UPC: 192790874999
• PRODUCT CODE: IRDR8150A
• ITEM NUMBER: RD-R8150