Giant Toolshed 12 GiantJuneSale The Shimano 105 Di2 ST-R7170

The Shimano 105 Di2 ST-R7170 Disc Brake 12 Speed Shifter brings Di2 electronic shifting to 105 for the first time

An extra long hose allows for easy fill-ups whether your bike is on the ground

We use Silca's StripChip to remove the stock grease

Range: 11-34T

Chainring Size: 30

Giant Toolshed 12 GiantJuneSale The Shimano 105 Di2 ST-R7170Lightweight, ultra compact and with durable, corrosion resistant design, The Tool Shed 12 features a CO2 inflator integrated with a 3mm hex wrench to make controlled trail side tire filling a breeze. With the all new Tool Shed 12 in your kit, nothings going to get in your way. Features CNC side panels with a lightweight, easy to carry, ultra compact design 8mm hex bit combines easily with 5mm allen wrench Independent valve core tool CO2 inflator tool