BSA30BBS - BSA 30 Bottom Bracket Sleeve

BSA30BBS - BSA 30 Bottom Bracket Sleeve

Description

BSA30BBS ---------------------------------- For BSA30 bottom brackets, traditionally designed for 30mm spindle cranks and threaded BSA frames, a common challenge has been the lack of a protective sleeve between the bearings. These bottom brackets usually feature two separate bearing cups that thread into the frame, leaving minimal space for conventional sleeves. ### REASONING I run Rotor ALDHU's with a 30mm axle on my Cannondale SuperSix EVO Hi-Mod 2 (2024). The diameter of the bearing cup threads is by design/spec to tight to slip a bottom bracket sleeve in (and there aren't any for BSA 30). I wanted a solution to keep the DI2 cables and brake lines from interfering with the axle. ### SOLUTION A bottom bracket sleeve that "folds/rolls" and expands when mounted. ### USAGE/MOUNTING (Tested and designed for ASA - providing sufficient flexibility) 1. Decide where your cables and brake lines will pass the axle best (upper/lower) - arrange accordingly 2. Slip the sleeve into the frame 3. Mount the bearing cups one by one taking care that the sleeve is spread _over_ the inside lip of the bearing cup 4. The sleeve should have slight amount of play when mounted properly 5. Give the design a like

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