Shimano RD-R8150-GS Ultegra Di2 12-Speed Rear Derailleur

Specifications:

Cage Length: One-Spec
Total Capacity: 39T
Max Front Difference: 16T
Average Weight: 262g
Mount: Direct Attachment (Conventional)
Number Of Pulley Teeth: 11T
Series: Ultegra
Generation: R8100
Max Low Sprocket: 34T
Min Low Sprocket: 28T
Rear Speeds: 12T

SKUs
Product Code: RDR8150F
Item Number: RD-R8150