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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Aero Kolossos is built with Kogel ceramic bearings and road seals
No adapters
The Kolossos ST model offers the same stiff
Something that has been a negative side effect of many large pulley systems
105 BR-RS785
PF30-L Shallow insert for metal frames, SuperSix and P5 1st Gen Aero Kolossos is built withThis bottom bracket is the same as our PF30, but with a shallower insert depth. Our standard PF30 bottom bracket uses a deep insert for the strongest possible connection to the frame. This causes problems on some metal frames with wires running into the chain stay or with the internal cable guides on some frames. For these frames we have designed the PF30 L, same bottom bracket minus the insert guide and a few mm of contact area. This bottom bracket
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