Ultegra ST-R8150 Di2 Dual Control Shift/Brake Lever Set for Rim Brakes - Left and Right, 2x12-Speed, Black protective gear and vibration

and vibration

The placement of the new air chamber allows riders to recharge and adjust air pressure through a Schrader valve under the seat clamps

Flip chip geo adjust

Unisex design fits average to wide face shapes

Ultegra ST-R8150 Di2 Dual Control Shift/Brake Lever Set for Rim Brakes - Left and Right, 2x12-Speed, Black protective gear and vibrationShimano Ultegra ST R8150 levers combine the accuracy of Shimano 12 speed Di2 shifting with the light weight of rim brakes. Quick and intuitive shifting Clearly defined click feeling with ergonomic shifting lever Better bike control and confidence in race conditions Hood shape and texture optimize grip and brake power transmission