Great post and Pics.
It's those kinds of innovations that make one's hunting experience even more rewarding. The great part is that is works for your style of doing thing.
Which model of sewing machine are you using. Mine is a Janome. Their least expensive toughest model. Sews leather and the works.......
I'd say a sewing machine for those who are particular to themselves and have a resistance to adaptation to some manufacturer's styles, is as valuable to the cause as a reloading press.
I've "come up with" a carry system that allows carrying a 12-14# rifle and allows a quick upclose shot should the opportunity present itself.
I may have to rethink think things when the >16# rig arrives.
What's the words on the wall say. The glare blurs what I think may be "design" AND What's in the cooler or is it a cooler.