Shimano 105 CS-R7100 11-34 12 Speed

Shimano 105 Goes Semi-Wireless Di2 With The 7100 Series

The Shimano 105 CS-R7100 12-Speed Cassette is a key component of the new 105 12-speed Di2 drivetrain.

This cassette has an 11-34t range, delivering a low gear combination that lets riders take on steeper slopes with greater control.

There is an optimized "sweet-spot" gear for maximum pedaling efficiency, and the new 105 cassette is compatible with 11 speed freehub bodies.

The new Shimano 105 12 Speed di2 groupset brings the benefits of semi-wireless electronic drivetrains to their workhorse line of components.

Pro level features are now available for every-day cyclists.

Features:

• 12-speed
• 11-tooth small cog for optimal efficiency
• Optimized "sweet spot" gears for pedaling efficiency
• Compatible with 11-speed freehub bodies
• 11-34t gear range

7100 Series Features:

• Semi-wireless electronic drivetrain
• Newly designed ergonomic shift levers
• Minute shifting adjustability via the connection with your smartphone
• Easily changeable batteries
• Sleek aesthetics across the entire group