Shimano SM-JC40 Di2 External Frame Junction Box 4-Port ModelNumber=E3250 SRAM Super Cork bar tape

SRAM Super Cork bar tape is held on with 3M adhesive

Features: Stiffness: 38 mm Shaft weight: 85 gr/m Strength: >75 kp Total weight 155 cm pole: 199 grams

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2mm Lever Blade Material Aluminum Position Left Primary Color Black Position Left

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Shimano SM-JC40 Di2 External Frame Junction Box 4-Port ModelNumber=E3250 SRAM Super Cork bar tapeShimano 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