Pine Ridge Archery Products has developed the E/Z Up Treestand Pulley System.

If you have hung treestands, you know how difficult and frustrating, not to mention possibly dangerous, the situation is. You try to keep yourself balanced while man handling the stand up with one hand, then trying to get the strap around without dropping the stand or falling out of the tree.

With the E/Z Treestand Pulley System, you hang the lightweight pulley system first. Then you pull the treestand up from the ground in a safe position. The system will hold the weight for you while you finish attaching the stand to the tree.
Simply tie off the rope to a nearby tree, or have a buddy hold on.
location. Now you are ready to secure the stand.