Sugino 75 Bottom Bracket

Sugino 75 keirin track racing bottom bracket set, 109.5mm, English thread with ISO taper.
This bb set is NJS certified and will suit cranks such as Sugino 75, Grand Mighty, Dura Ace 7600, and Suntour Superbe Pro.
Not mirror polished like the Hatta R9400, but a very high quality, race-ready bb set, trusted by thousands of Keirin pro racers in Japan.
-NJS certified.
-Includes crank bolts.

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