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Di2 External Battery Mount bolt size ?
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What size are these? Do they fit a QR cd.01 bottom down tube bosses?
Last edited by: Yeti racer: Aug 27, 17 18:04
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Re: Di2 External Battery Mount bolt size ? [Yeti racer] [ In reply to ]
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They should be the same as a water bottle cage bolt... M5 x 0.8
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Re: Di2 External Battery Mount bolt size ? [jimatbeyond] [ In reply to ]
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jimatbeyond wrote:
They should be the same as a water bottle cage bolt... M5 x 0.8
Well that's per Shimano's instructions. The bosses on the downtube are smaller. Regular bottle cage bolts are too big.
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Re: Di2 External Battery Mount bolt size ? [Yeti racer] [ In reply to ]
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Maybe I don't understand what a "bottom down tube boss" is.
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Re: Di2 External Battery Mount bolt size ? [Yeti racer] [ In reply to ]
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Yeti racer wrote:
jimatbeyond wrote:
They should be the same as a water bottle cage bolt... M5 x 0.8
Well that's per Shimano's instructions. The bosses on the downtube are smaller. Regular bottle cage bolts are too big.

I think they are M4.
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Re: Di2 External Battery Mount bolt size ? [SummitAK] [ In reply to ]
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^^^^ M4
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