Tc":3ixqqnac said:I'm struggling with Sheldon Brown so can anyone tell me the size of BB I need for my m900 cranks to go on my goat?
Cheers
wesmamyke":2fdpdleh said:I don't know about the XTR UN-91 bottom bracket but you could get XT in 73x107, I'm pretty sure I have one in the parts bin.