Shimano Ultegra ST-R8050 Di2/Caliper Brake Lever Left 2 Speed Model=Gossamer Tandem Crankset 0mm 234mm J-bend Silver Box

0mm 234mm J-bend Silver Box of 100

Robert Axle Project thru axles allow modern frames to be used with axle mount trainers

Ride for up to 24 hours before needing a new charge

Cleats with a more forgiving 10degree release

Shimano Ultegra ST-R8050 Di2/Caliper Brake Lever Left 2 Speed Model=Gossamer Tandem Crankset 0mm 234mm J-bend Silver BoxShimano Ultegra ST R8050 Di2 Caliper Brake Lever Left 2 Speed. Ultegra ST R8050 Left Brake & Lever SetCompatible with caliper brakes Clearer separation between the buttons ensures precise shifting even when the driver wears thicker gloves Multi Shift can be switched on or off individually for each switch The buttons under the top cover can be programmed to control third party devices All features are customizable with Shimanos E Tube app or PC