On this parts fiche the Bolt Flange 14x115 is the most specified component.
nine components are shown in this Civic 2004 (4) 2dr Hx Side Srs (ka) Sub Frame exploded diagram.
Some items from this specific schematic: Bolt Flange 14x115, Subframe Comp,fr, Bolt,wash 10x32, Subframe Comp,fr.