AMC also produces a wide variety of double ridge components for commercial, military, and government use including transitions, twistable flexible waveguide, bends & twists, high and low power terminations and custom assemblies and waveguides. For more information on these and other non-listed items, please contact our sales department. AMC warrants all its flexible waveguide products to be free of defects in material and workmanship under normal use. If within one year after delivery to the original owner, any flexible waveguide from AMC is found to be defective, AMC will at its option, repair or replace said defective unit. Add one to your shopping cart today.