Take a look at it. mostly I used a thick aluminum plate, some hex head bolts. hack saw, drill and bit, a tap for the bolts. I used my vice and my file. Look it over see if you have any questions.
However if I owned a S2k to day I would just buy this
Gokyo
I realize that your post about installing a weaver mount on the 2000 is very old but wanted to know if you still had the instructions and parts list available.
Many thanks
gilfo