Got a problem with your bottom bracket? Want to know how you can stop that squeak? Interested in the different bottom bracket standards?
Come join our 'Ask the Expert' Q+A with our technical editor and BB expert James Huang. Ask him your question and he will answer your query!
Join the discussion or just read what others have had to say here.
You may have read his Angry Asian column previously on the main site, or some of his reviews on gear or bikes, or seen his galleries of pictures from the best bike shows around the world, and he'll now endeavour to answer your questions. James is based in the US so he may take a little while to reply, but don't worry: he will.
Don't forget that you can find plenty of other advice from other experienced cyclists and the BikeRadar team in our community forum, with more than 280,000 registered members and more than 4,000,000 posts already made.