Available in 36 models ranging in size from WR-137 (as low as 5.85 GHz) to WR-28 (up to 40 GHz), flexible waveguide twists act as malleable conduit in waveguide systems where no perfect alignment exists for traditional rigid waveguide section. Products flex in both E and H planes as well as twist and utilize helically wound, silver-coated brass strips surrounded by neoprene sleeve. Ends are terminated with brass flanges available in 9 waveguide sizes and multiple flange styles.