Feeney, Inc. 
Sta-Lok® tensile rated rod assemblies offer the utmost in beauty and performance. Crafted from top quality, all-weather 316 stainless steel for exceptional versatility, durability, strength and low maintenance. Assemblies made to order with special tension fork end fittings that allow easy adjustability without bulky turnbuckles or exposed threads. Quick delivery and 30-year record of excellence.
Halfen USA
The Detan tension rod system provides aesthetically pleasing bracing and structural support solutions. Detan systems are used in steel and timber structures, glass walls, skylights, pedestrian bridges, etc. Detan systems are available in carbon steel or stainless steel, and have no exposed threads or turnbuckles. System diameters from 6 mm to 95 mm are available.