One of the bikes I service has XX discs; 3 years old. When bleeding, it seems as though air is pulled through the lever when bleeding; I can hear what sounds like air leaking through the lever body. Is this possible? Does the lever need to be rebuilt? Any thoughts? THX
Mtbr's 2016 Winter Biking GearReviews and Roundups
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Thread: Lever Air Leakage?