Sit while Standing Treestand? Summit's new Dual Axis hang-on allows you to sit while standing. Very cool! By - Pat Lefemine Views - 514 Posted - Nov 08, 2021 Location - Al Summit Treestands are the leading manufacturer of climbing stands, hanging stands, tree steps and sticks, and the popular Seat-O-The-Pants 4-point safety harness. Summit treestands are also the official treestand of Bowsite.com.