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Complete bottom bracket kit for the new Hollowgram SiSL2 Hollowgram. This kit is for a standard BB30 bottom bracket shell and includes all of the shims spacers and shields you will need to install the new Hollowgram.
Ceramic bearings are used for a nice smooth rotation and feel.
If you do not already have them the part number QC616 BB30 bearing Circlips are required
2 Ready to ship or pickup from Utah
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
US$40
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