So I'm changing groupset to sram. I asked AI to find out what sort of BB I needed (Look 765 2017). I was told PF30 which I ordered.

When I took the old BB out it's a FSA megaexo BB-CF3 with BB86/92 written on it.

I thought crap AI got wrong but when I put the sram bb against the frame it looks like it will fit perfectly.

Is the frame PF30 and not a BB86?

Diameter of the hole is 46mm which I checked with a set of callipers.

Want to double check as I don't want to damage the frame before I proceed.

by northgarden85

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  1. did you check the diameter of the bb? I looked it up online and the one you extracted from the frame seems to be also 46mm in diameter. so the pf30 one should fit

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