At J.K. Pulley, we manufacture a wide range of pulleys, specializing in custom and standard pulleys to meet our customers ever-changing demand. Sizes ranging from 1 in. to 35 in. in diameter and grooves made to Rubber Manufacturers standards. Groove types: A, B, C, D, E, 3V, 5V, 8V, J, L, M and rope groove. Our expertise is with cast iron, but we work with steel, aluminum and plastic as well.Experience the prompt, reliable service on which J.K. Pulley has built its reputation.J.K. Pulley has earned its reputation by producing quality pulleys and delivering personal service. Our specialty is the manufacture of custom made and standard cast iron pulleys and sheaves.We put our manufacturing experience to work for our customers by evaluating and improving potential designs for pulleys. When necessary, we will assist our customers in the design phase of their orders. Quite simply, we've seen what works and what doesn't work. We will help our customers get the most value from their dollarwith cost effective, efficient designs tailored for each of our pulleys and sheaves.In 1973 the Koch family founded J.K. Pulley based upon a simple philosophy: provide customers with a quality product and remember that a relationship with a customer is a privilege not to be taken for granted. Three generations later, after countless changes in the industry, that original philosophy still holds true. Our business has grown from 5,000 square feet to 70,000 square feet, but we have not outgrown the idea of personal service. J.K. Pulley is a made to order manufacturer, we produce standard size pulleys, but we specialize in the custom designs.