Don't sweat it. There could be pins/welding mass around the join. There could be a family of ladybirds nesting in one spot. It really doesn't matter. If it's round and true and fits your frame, just get out there and ride and stop wasting time obsessing :)
Don't sweat it. There could be pins/welding mass around the join. There could be a family of ladybirds nesting in one spot. It really doesn't matter. If it's round and true and fits your frame, just get out there and ride and stop wasting time obsessing :)