One of the chairs had a bolt hole that didn’t quite line up. I put all the bolts in loosely, to make sure everything lined up, then tightened them all once it was assembled. I found the issue with this bolt when I was almost done assembling the 2nd chair. (I realize it could be user error. ?) First chair assembled perfectly. Didn’t want to take apart, repackage and return them at that point. It doesn’t seem to affect it, it is on the backrest piece that doesn’t bare much weight, the chairs are mSee full review