Stanley National N112-185 Hanger, 4-1/2"

National hardware box rail hanger, series: 5001, suitable for use with: no 59, no 5100, no 5103, no 5116 box rail, 2.14 in roller diameter, 4-1/2 in bolt length, 4.49 in overall length, 1.61 in overall height, steel, Delrin bearing, zinc plated, includes: truck, connecting bolt and nuts, bhma a138.18. Zinc plated rigid box rail hanger W/4-1/2" bolt (225 lb. Capacity). for use with59, 5100, 5103, 5104, 5105, 5110, 5114 or5116 box rail. Includes truck, connecting bolt and nuts. Material: steel finish: zinc plated safe work load: 225 lbs. Per hanger quantity: one pair bolt length: 3-1/8" from bottom of wheel for use with #5116 box rail includes truck, connecting bolt and nuts does not include end caps self Lubricating Delrin bearings.