The Milo Duplex is the Most Beautiful Bar Bell Made – Strength Magazine – May, 1927

The purchaser of a STANDARD SIZE MILO DUPLEX gets two (2) hollow spheres (each of which is made in two parts); he gets a bar bell handle weighing 15 pounds, a dumbbell handle weighing 5 pounds, and two kettle-bell handles weighing 2 1/2 pounds each. In addition, he gets 105 pounds of iron plates-that is to say, 52 1/2, pounds for each sphere.