Simpson 2 x 16 Top Flange Face Mount Hanger, Galvanized HU216TF RCKW Kneewall Connector Threaded along its entire length Threaded along its entire length Approved for demanding structural environments suitable for seismic and high wind zone applications requiring increased uplift resistance The Simpson 2 x 16 Top Flange Face Mount Hanger is a hybrid joist hanger engineered by Simpson to serve demanding structural framing applications where a 2x16 joist member must be supported with both strength and installation flexibility two connection methods the top flange and face mount hybrid design means installers get the load transfer advantage of a top mount hanger and the secure nailing of a face mount hanger in a single product