LE Johnson Products 134F722D 72 In. 2 Door By pass Hardware Sets For doors 1-3&#47;4 in. thick&#44; weighing up to 125 pounds each. Precision extruded aluminum bypass track features intergrated fascia that hide hangers from view. 3-wheel hangers with 1 in. dia. Wheels ride smoothly and quietly on convex shaped rails with single point contact.