Thank you for visiting Traveling Ground! Portions of the proceeds go to buying bikes that we refurbish and donate to Bicycles for Humanity in Colorado!
 
Up for sale is a Shimano 105 ST-R7170-L DI2 Left Shifter/Brake. The set is a new return, and hasnt been used. 
 
Specs:
2 Speed
DI2
Hydraulic