Quick question. From what I have observed, most people put their jacks on some kind of base, some around a foot or so tall. I am assuming this prevents the jacks from extending longer therefore pr...
1 or 2 feet........thats too high. I agree with Butch50. When I store I have each jack on a 2X10 pad and thats just to keep the jack base off the wet concrete. I would never trust a 2' high column of plastic levelers. Any side pressure applied to the TC while loading or unloading and London Bridge is gonna come down.