Shimano Dura-Ace Di2 SW-R610 Sprinter Shifters - 11 Speed Teeth_32T this Rock R2 model leads

this Rock R2 model leads you down the hill with superb speed and strength

Ideal for Cross Country

Stiff Toebox

With a unique chunky block design and added traction

Shimano Dura-Ace Di2 SW-R610 Sprinter Shifters - 11 Speed Teeth_32T this Rock R2 model leadsShimano Dura Ace Di2 SW R610 Sprinter Shifters 11 Speed The Shimano Di2 Sprint SW R610 shift levers will allow you to increase your Di2 shifting options. They can be mounted anywhere on the drop points of your handlebar, allowing for quick shifting while maintaining a secure grip on the handlebar. Features: Reverse gear shifting possible even with hands down on the handlebars Right button down gears on the cassette Left button up gears on the cassette