... ClassificationModel CodeInstallation FormHorizontal Type Constant Force Spring Hangers58H A Type, B Type, C Type, E Type, G TypeVertical Constant ... Force Spring Hangers58VA Type, B Type, C Type, D Type, E TypeSupport Type Constant ... Force Spring Hangers80VF TypeA Type-Duplex Pull Rod ConnectionB Type-Single Hanger Plate ConnectionC Type-Double Hanger ...