Girder Bracket GB340S G300-Z275 Galvanized Steel Timber Girder Connector Bracket for Pergola & Timber Frame Product Overview This girder bracket is fabricated from G300-Z275 galvanized steel, thickness 1.5mm, dimension 160×80×168mm, unit weight 0.366kg. It is widely applied in pergola, deck and timber frame construction, used to connect timber girders and beams, delivering stable and heavy-load structural connections. Specifications Material: G300-Z275 Galvanized Steel