Bottom Bracket Help

simonekarl
simonekarl Posts: 48
edited September 2011 in The workshop
I need to replace the BB on my bike. I have a 68mm thread with 116mm spindle. I want to buy a Shimano UN5 series but can't find one with a 116mm spindle. If I fited a 115mm spindle would the 0.5mm at each end of the axle make a difference and would I need to realign my front mech?
2022 Specialized Crux Comp Gravel destroyer
Single speed 46x16 Traffic eliminator

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