SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Size:STANDARD and instructions for compatible Lazer

and instructions for compatible Lazer helmets

Multifunctional Chic design neck tubular designed with recycled materials

Food Grade and BPA Free

Padded harness with fabric upper and air mesh contact surfaces

Artemia Extract

SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Size:STANDARD and instructions for compatible LazerSHIMANO'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