Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 Model Name-GXP/HOWITZER B.B. Tool You can even track the

You can even track the distance and pace for outdoor walks and runs by connecting to the GPS on your smartphone

A generous flat 110x105mm platform with 9 pins per side and proven ramped and undercut traction pad ensure your feet are always planted regardless of how rough the riding gets

Vue headlight camera

Material: 6061-T6 with stainless steel hardware

Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 Model Name-GXP/HOWITZER B.B. Tool You can even track theShimano Di2 Frame Junction BoxFrame Junction Box connects via SD50 E tube wires to four different points: front derailleur rear derailleur cockpit junction box and battery mount All 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