Ties trusses and rafters to top plates. Can use to tie wood framing members to resist uplift and lateral forces. Seismic, tested for lateral movement. Triple Zinc anchors (310.1573) requires 8d HDG nails and Gold Coat anchors (947.3265) requires N8-GC nails. Meets ICC-ES ESR-1465 and FL817codes. For additional information including allowable loads and number of fasteners, Please See USP Lumber Connectors charts in the Orgill paper catalog R7 Reference Pages.