INTERNATIONAL THEATRICAL TRUSS CORP. A full catalog is currently available for all your trussing needs. This catalog includes load specifications from our seven different lines of truss. Ask about our soon-to-be introduced spigot design trussing as well as our new 3' tube roof system. We manufacture customized trusses to fit your needs and have one of the fastest turnaround times in the industry at a very competitive price. INTERNATIONAL THEATRICAL TRUSS CORPORATION, 2880 Aiello Drive, San Jose, CA 95111. Tel: (408) 578-2280; fax: (408) 578-2282