Can anyone tell me what the purpose of the plastic tube is on this top cap for my aeroad? It's forcing me to put the steerer bung below the stem, something I see no sense in doing.
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@Hovis started
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Can anyone tell me what the purpose of the plastic tube is on this top cap for my aeroad? It's forcing me to put the steerer bung below the stem, something I see no sense in doing.
2 Attachments