All hail PVC pipe!<br><br>Your post reminded me that I have several feet of 2" OD schedule 40 pipe out in the garage. I've been working for some time on ideas for a durable bottom-of-the-flight-bag kit, but hadn't had this idea yet. A paracord chained knot "self sling" would seem to be a good idea (multi-purpose, and all that).<br><br>I think a trip to the Borg is in order.<br><br>Alan