The Prime-Line H 4106 Spline Socket Crank Handle is a durable and easy-to-install window crank handle made of zinc. With a sleek white exterior finish, this ambidextrous handle is designed for use with specific products, such as windows. It comes with a set screw attachment mechanism and weighs 3.2 ounces. Manufactured by Prime-Line Products, this 1-count pack is a quality addition to your cycling gear or window maintenance tools.