I was going to point out Brennan if it hadn't already been done. Some of you may recall the low flat fender on 40's that did some magazine's "Ultimate 4X Challenge" or some-such. That is Brennan.
I have several of his soft shackles and one of his doubler pulleys.
I was intrigued when I my friend Dave showed me that jack kit and built one. I've yet to use it, mostly because I haven't figured out a good way to carry it into the field.
I didn't even think of that, if I do end up taking it racing I'll make that mod using a lug nut so that the socket that I carry fits the jack too. An impact spins smoothly until it hits enough resistance.
I've had a 60" Hi-Lift that has been successfully holding down a corner of my yard for going on 2 decades.
What I have been carrying into the field since late 2003, when first built:
As it is now on/in it's 4th vehicle, long overdue for an "Aerosol Overhaul" as it must have over a 100k miles on it by now:
Anyone spot the recovery strap speed secret on the rear of the Blanc-Oh?