Treadles, More or Less: Single Treadle or Double Treadle?

double spin wheelHeySpinner is a wheel spinner tool that helps you make decisions in a fun, random manner. Press the Spin button, and the wheel randomly selects a choiceA double drive wheel uses a drive band that is longer, as it goes around the wheel, to the bobbin, back around the wheel again then around a whorl on the flyer.