Simpson THGQH4-SDS6 Heavy Truss Hanger for Girders w/ScrewsModel No. THGQH4 SDS6 Gauge. 3 Width. 6 9 16 Height. 25 HB (in.). Coating Material. Simpson Strong Tie Gray Paint Strong Drive SDS Heavy Duty Connector screws included The THGQH is a heavy hanger designed for a girder truss or a structural composite lumber beam attached to a girder truss. A lower cost alternative to bolted hangers, the THGQH uses Strong Drive SDS Heavy Duty Connector screws to provide high load capacities and easier installation. The