Round Belt Pulleys, Idlers products from the Automation Components category can be selected based on many product specifications, such as Product Type, Pulley Type, Compatible Belt Dia. D, Pulley/Idler, Pitch Circle Dia. P.D.(mm). The recommended brands for Round Belt Pulleys, Idlers are . The products of Round Belt Pulleys, Idlers are offered in a total of 20 items and the product details can easily be compared. Search and select detailed specifications of parts for your machine with free CAD downloads. Wide range and variety of products, on time delivery, free shipping and no minimum order quantity.