Shimano EW90-A Di2 Cockpit Junction Box 3-Port/ not for Flight Deck MFPN=HBMHN Exclusively developed with Aaron Gwin

Exclusively developed with Aaron Gwin the Pinner was done for World Cup tracks like Leogang and Lenzerheide and designed to hold its own against the toughest competitors

model SB20 diameter 31

Model Racer M Brompton Wheel Front Reach 47-57mm Color Pewter Weight 194g

The ultra-reliable freehub system transfers the highest pedaling loads resulting in direct power transmission

Vendor Dt swiss Manufacture Number SCH020181S0100 Model Name Champion Category Spokes

Shimano EW90-A Di2 Cockpit Junction Box 3-Port/ not for Flight Deck MFPN=HBMHN Exclusively developed with Aaron GwinShimano Di2 Junction BoxAll Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com