Trek FX2 upgrade BB - help!
ianlewis
Posts: 4
in The workshop
Hello, I've got a Trek FX2 hybrid. I'd like to upgrade the crankset to Tiagra or 105. However, I'm not sure what BB I'll need. It currently has quite an old style with spindles sticking out each side, but 105 will need a different one as the axle is wider.
Any ideas will be greatly appreciated
Any ideas will be greatly appreciated
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