Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 MFPN=281-31519-K007 Featuring comprehensive structured workout support

Featuring comprehensive structured workout support

Encase Multi-tool (includes a T25 bit)

while the low-seam palm gives clean pole contact and fewer hot spots

allow to dry

} Pedal-based power meters for road (compatible with SHIMANO SPD-SL cleats) install like any other pedals and quickly transfer between bikes New strain gauge and gyroscope make these power meters highly responsive and +/- 1% accurate New force data provides insight into your performance and the relationship between power and cadence when used with your compatible Garmin cycling computers and smartwatches Pedal IQ smart calibration feature alerts you when you need to calibrate based on several factors

Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 MFPN=281-31519-K007 Featuring comprehensive structured workout supportShimano 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