<!--ProdInc[300197446]/Mall:[backcountry_US]-->Built to mate to our Shimano 12-speed Di2 systems the Shimano Ultegra ST-R8170 Shifter brings wireless tech to the Di2 lineup. These shifters are aerodynamically shaped to cut through the wind while offering 1-2 years of battery life.
<h3>Details</h3>
Ultegra level Di2 shifters for 12-speed Shimano drivetrains Ergonomically shaped lever hoods for comfortable miles Wireless shifting cuts down on shifter bulk Hydraulic braking brings us to a stop with ease Item #SHIU1FB
<h3>Tech Specs</h3>
Material : aluminum
Type : hydraulic
Crankset Compatibility : 2x12 speed
Compatible Components : Shimano Di2 12-speed drivetrains
Claimed Weight : [pair] 391g
Manufacturer Warranty : 2 years
<!--ProdInc[300197446]/Mall:[backcountry_US]-->Built to mate to our Shimano 12-speed Di2 systems the Shimano Ultegra ST-R8170 Shifter brings wireless tech to the Di2 lineup. These shifters are aerodynamically shaped to cut through the wind while offering 1-2 years of battery life.
<h3>Details</h3>
Ultegra level Di2 shifters for 12-speed Shimano drivetrains Ergonomically shaped lever hoods for comfortable miles Wireless shifting cuts down on shifter bulk Hydraulic braking brings us to a stop with ease Item #SHIU1FB
<h3>Tech Specs</h3>
Material : aluminum
Type : hydraulic
Crankset Compatibility : 2x12 speed
Compatible Components : Shimano Di2 12-speed drivetrains
Claimed Weight : [pair] 391g
Manufacturer Warranty : 2 years