Shimano EW-RS910 Di2 Drop Handlebar/Internal Frame Junction Box - 2-Port Charging Problem Solvers Rock-N-Roll Gold lubricant is for

Rock-N-Roll Gold lubricant is for both mountain and road bike use

Color Black Lower Stack Height 1 Bearing Type Cartridge Crown Race 30 Weight 72 S

4mm Bar Clamp 135 Degree Bend 0mm Rise 450mm Width Alloy Silver

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Shimano EW-RS910 Di2 Drop Handlebar/Internal Frame Junction Box - 2-Port Charging Problem Solvers Rock-N-Roll Gold lubricant is forShimano EW RS910 Di2 Drop Handlebar Internal Frame Junction Box 2 Port with Charging. Shimano 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