Think the best designed folding bow saw is the Agawa Canon. Nothing to lose as it's all connected. Also more of a rectangle design, so can cut thicker logs with more of the blade.
Triangular designs like the sven have an inherit limit.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.