SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Shop By Size_6 HAT SIZE S/M L/XL ADJUSTABLE

HAT SIZE S/M L/XL ADJUSTABLE ONE SIZE ONE SIZE ADULT HEAD SIZE (INCHES) 21 - 22 22 - 24 1/4 21 1/4 - 24 1/2 21 - 23 1/2 ADULT HAT SIZE 6 5/8 - 7 7 - 7 3/4 6 5/8 - 7 3/4 6 1/2 - 7 1/2 YOUTH HEAD SIZE (INCHES) 19 - 21 21 - 22 3/4 19 3/4 - 22 YOUTH HAT SIZE 6 - 6 7/8 6 7/8 - 7 1/4 6 1/4 - 6 7/8 TODDLER HEAD SIZE (INCHES) 19 - 20 1/2 TODDLER HAT SIZE 2T - 4T INFANT HEAD SIZE (INCHES) 17 1/4 - 19 INFANT HAT SIZE 0 - 18 MONTHS

This system is is perfectly suited for fine tuning with correct cable length to each component for simple fitment

Dimensions parcel depth 305 mm

Waterproof adhesive

SHIMANO SM-EW90-A Dura-Ace DI2 Junction-A 3 Port Shop By Size_6 HAT SIZE S/M L/XL ADJUSTABLESHIMANO'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