Originally Posted by
AlphaDogg
I just trained for the first time on my trainer and I also hear/feel a slight bump. It could be the bb again (it used to make this horrible clunk, but I took it to the local co-op and fixed it before winter), but I don't think so. It's not bad enough to play "What's That Sound?!"
OK...then why the post?? For the record, the BB would clunk in time with crank revolutions. The OP says his is in time with the wheel.