thumb|upright=1.5|This counterbalance loom has two string heddles, connected via a pulley overhead so that they rise and fall alternately. They are operated by treadles. Each treadle is a toggle on a string, held in the weaver's toes. He is making a simple tabby-weave cloth, bogolan.
thumb|upright=1.5|This counterbalance loom has two string heddles, connected via a pulley overhead so that the.y rise and fall alternately. They are operated by treadles. Each treadle is a toggle on a string, held in the weaver's toes He is making a simple tabby-weave cloth, bogolan.