Gearing: 12 Speed

Freehub Compatibility: Shimano Road 12-speed

Model: Shimano 105 Di2 CS-R7100 12 Fach

Technology: Hyperglide

Size: 11-34 T



Features:

Spider arm material: Aluminum

Spocket smaterial: Steel

Lock ring material: Steel

Range: 11-12-13-14-15-17-19-21-24-27-30-34 teeth



Body compatibility: Shimano 11 speed Road

Chain compatibility: Shimano CN-M8100 12 speed, CN-M9100 12 speed