SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Color:STANDARD Skin Socks are versatile sport

Skin Socks are versatile sport socks

Phenylbenzimidazole Sulfonic Acid

Twice the room - unzip the dividing wall for more space

The low profile multi-function valve makes it easy to find your ultimate level of comfort

3 kg Pack Size: 21 x 31 cm Carry Bag: 170T Polyester stuff sack supplied

SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Color:STANDARD Skin Socks are versatile sportSHIMANO's SM EW90 A 3 port Junction A mounts neatly to the bike stem and connects with E TUBE wires from DI2 shifters and the downtube junction wire. The SM EW90 junction box features an integrated battery level indicator, charging port, and gear index setup switch. SPECIFICATIONS MODEL NO SM EW90 A SERIES DURA ACE 9070 Series Average weight 10 g E tube connector (QTY) 0 E tube port (QTY) 3 Charging port (QTY) 1 Compatible electric wire EW SD50