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Type firstDescription
high stopping power in wet or dry conditions and excellent durability
6000 series alloy cups and materials
4mm clamp Headset: 1" threaded
Frame: PUBLIC hi-tensile steel
NO LONGER includes necessary Float Fluid with kit
SM-JC40 Di2 External Frame Junction Box 4-Port X-Large high stopping power in wetShimano Di2 Frame Junction Box Frame 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 Mounts underneath the bottom bracket
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy