Yes, this can be achieved by a home mechanic. The equivalent of a Park FFS-1 Frame & Fork fork straightener can be be easily duplicated using a hockey stick shaft and a U-bolt with a couple plate washers and nuts. The only other things you need area vice with a couple pieces of hard wood to hold the fork, and a flat surface, such as a pane of glass, to act as an alignment surface. The proper tools expedite the procedure, which is important in a shop setting, but the same results can be achieved with simple home made tools.