Originally Posted by
guy153
That's interesting. The only ones I offset are the seatstays where they join the ST, otherwise they would intersect each other. Never thought about offsetting chainstays or or the ST to BB.
These offsets can be helpful when fillet or welding to avoid overlapping tubes. Thus one can construct the joint one tuba at a time and/or insure a tube's complete diameter is contacting the BB shell, Andy