Waste of a good tyre and money! 40 grams makes no difference to how good you ride it means your tyre has less grip. That’s just my opinion not what I would do to mine. nicky.
Just snapped BB and wanted to see how many part people have snapped. Please post a picture of the part and if you got it on film please post that as well. Hears some picture of my BB Thanks hope you post nicky.