Shimano EW-JC200 Di2 2 Port Junction Women's Clothing-Bike-Jackets-Vests Outer plate design has been

Outer plate design has been developed to reduce the chance of chain suck

Megol temple and nose pads provide non-slip grip so glasses stay put

Cradles your arches

RPM Cadence Sensor

AEROHEAD MIPS - BEAT THE CLOCK & STAY COOL

Shimano EW-JC200 Di2 2 Port Junction Women's Clothing-Bike-Jackets-Vests Outer plate design has beenShimano's Di2 E Tube system provides unmatched shift performance, reliability and rider customization. Along with enhanced Di2 functionality, expanded E Tube wire options and junction boxes, the EW JC200 E Tube Junction Port adapter, delivers improved wiring configurations and wireless connectivity to Shimano's E Tube Project. EW JC200 Junction Port features two female Di2 ports, allowing E Tube cables to be connected for extension purposes.