Werner PA206 250-Pound Duty Rating Aluminum Extension Plank, 14-Inch by Wide 6-to-9-Feet Long 6-foot to 9-foot extension plank, 250 pound, 1-person capacity Locking mechanism sets the plank in 12-inch increments Made of 2-inch deep box section extrusions with heavy end flange/handles for frigidity and ease of operation Molded thermo-plastic spacer guides easy open/close action