I like it!     low buck solutions  are some of my favorites.
   :confused3:   I see the  leads for  heart or pacemaker jump start, but where are the paddles ?
Sorry- the other  posts got me going...
   Very nice adaption-  keeps the  welder off the ground and up where the controls and leads  can be accessed   and also easily rolled  to location. 
     Yours came out better than the one i cobbled together out of a  horse panel that got torn up combined with part of a floor cleaner cart that should have been hauled to the dump, but being  cheap and not throwing things out....