Brey Krause R-1025 Truss-Style Harness Bar - Porsche 911 Coupe 1974-98The Brey Krause R 1025 is a truss style harness bar for all 1974 98 Porsche 911 models (Coupe only). In response to the many requests from Porsche drivers looking for a bar that would not only guide their driving harnesses, but allow them to be mounted directly to the bar, Brey Krause developed the Harness Truss. Strong, yet it weighs only a fraction of what a support of the same strength made from tubular or bar steel would weigh. The Harness Truss