This is the equipment needed, setup information, and physics explanation of using snatch block pulleys to remove tree stumps.

Equipment: (All available on Amazon, but links didn't work.)
2 3"x20' Ticonn Tow Straps https://www.ebay.com/itm/373937855120...
2 3"x10' Ticonn Tow Straps https://www.edealinfo.com/d/000202205...
5 Ticonn Dring shackle https://www.ebay.com/itm/266132457162...
9 Ticonn 10ton snatch block https://www.shopabunda.com/products/t...
3 3/8"x100' Synthetic Winch Rope https://www.vevor.com/winchcablec_1...
3 Factor 55 "The Splicer" https://factor55.com/product/newthe...
4 3"x8' TGL Tree Saver Tow Strap https://www.ebay.com/itm/224255462677...


All of these items are available on Amazon, but the links weren't working for me for some reason.